Answer:
C
Explanation:
Which category of blood lipids is involved in the formation of atherosclerotic plaques?
Answer:
LDL cholesterol and apolipoprotein B (apoB 100).
Explanation:
In LDL cholesterol structure the main protein present is apolipoprotein B (apoB 100) associated with the occurrence of cardiovascular atherosclerotic plaque. The retention and accumulation of apolipoprotein B (apoB 100) in the artery wall causes the inflammatory process initiation and results in atherosclerotic plaque and endothelial injury and dysfunction.
Though plants, fungi, and prokaryotes all have cell walls, we place them in different taxa. Which of these observations comes closest to explaining the basis for placing these organisms in different taxa, well before relevant data from molecular systematics became available?
A. Some closely resemble animals, which lack cell walls.
B. Some have cell walls only for support.
C. Some have cell walls only for protection from herbivores.
D. Their cell walls are composed of very different biochemicals.
E. Some have cell walls only to control osmotic balance
Different taxa are classified not just because they have cell walls, but because the biochemical composition of these cell walls is distinct across plants, fungi, and prokaryotes, leading to the correct answer D.
Explanation:The basis for placing plants, fungi, and prokaryotes in different taxa, even before the advances of molecular systematics, can be attributed to the composition of their cell walls. Plants generally have cell walls made of cellulose, fungi have walls made of chitin, and prokaryotic cells, such as those of bacteria and archaea, have walls composed of peptidoglycan or other unique materials. The vast biochemical differences in cell wall composition serve as a distinguishing factor for the classification of these organisms into different taxa.
Based on this understanding, the answer to the student's question would be D. Their cell walls are composed of very different biochemicals. This conclusion aligns with the fact that while the function of cell walls in providing protection and structural support is common, the biochemical makeup of these structures is fundamentally different across the kingdoms of life, suggesting divergent evolutionary pathways and functional adaptations.
Just a few years ago, biologist and medical personnel were surprised to learn that fetal cells can escape and enter the mother's blood. How can these cells be used in fetal testing?
Answer:
DNA of these fetal cell can be extracted by identifying fetal cell in a normal blood test report of the mother
Explanation:
In a normal blood test, the screening type is noninvasive which means that no external tools are used for deriving body cell.
So in such test, the blood is screened to look for the cell of the fetal from which the DNA of the baby can be extracted. This test is predominantly done after the 56 days of pregnancy. The genetic assessment of the fetal DNA is done to determine if he/she has any specific sort of genetic problem such as Down syndrome, etc. After this test is complete, the doctor can recommend for further in depth assessments such as amniocentesis
Fetal cells in the mother's blood can be used for non-invasive prenatal testing (NIPT), which helps in detecting genetic abnormalities and determining the Rh status of the fetus without posing any risk to it.
Explanation:Fetal cells can escape into the mother's blood and are used in fetal testing, which provides a non-invasive method to assess the fetal genetic health. This testing is known as non-invasive prenatal testing (NIPT) and can detect chromosomal abnormalities such as Down syndrome, Edwards syndrome, and Patau syndrome, among others. Unlike amniocentesis, which involves drawing amniotic fluid and comes with a risk of miscarriage, NIPT poses no risk to the fetus since it requires only a blood sample from the mother. The presence of fetal DNA in maternal blood allows for this screening, and it is also useful in determining the Rh status of the fetus, thus helping in the management of potential Rh incompatibility.
A person eats a hamburger at a restaurant and develops a very bad stomach ache after finishing eating. As a result of the sudden illness, the person cannot eat hamburgers anymore. Just thinking about them makes the person feel sick to the stomach. In this, a hamburger is a______
Answer:
Conditioned stimulus
Explanation:
The complete question is as follows :
A person eats a hamburger at a restaurant and develops a very bad stomach ache after finishing eating. As a result of the sudden illness, the person cannot eat hamburgers anymore. Just thinking about them makes the person feel sick to the stomach. In this, a hamburger is a______
a. an unconditioned stimulus
b. an unconditioned response
c. a conditioned stimulus
d. a conditioned response
e. a negative reinforcer
A type of learning that occurs as a result of an association between an environmental stimulus and a naturally occurring stimulus is known as classical conditioning. In classical conditioning there are different types of stimulus - one of them is an unconditional stimulus and the other is a conditional stimulus. an unconditional stimulus is the one that occurs naturally and generates a response whereas a conditional stimulus is a neutral stimulus that gets associated with an unconditional stimulus and then generates a response. In the given situation, seeing and eating the hamburger was a neutral stimulus for the person however once he develops a bad stomach, he associates this with an unconditioned stimulus and thus, whenever he sees it he feels sick to the stomach and hence, the hamburger here is a conditional stimulus.Final answer:
In this, a hamburger is a taste aversion conditioning . A person who develops a stomach ache after eating a hamburger and can no longer stomach the thought of eating one has experienced taste aversion conditioning. This is a common response to associating the taste of a particular food with the experience of illness.
Explanation:
When a person eats a hamburger at a restaurant and subsequently develops a severe stomach ache, leading to an aversion to hamburgers, this is an example of taste aversion conditioning. This psychological phenomenon occurs when the act of eating a hamburger, which involves holding an imaginary hamburger in a bun and bringing it toward the person's mouth for a bite, becomes associated with the unpleasant experience of illness. Just thinking about hamburgers can trigger the same sick feeling due to the strong association between the taste of food and an experience of sickness.
Foodborne Illness can also occur if harmful bacteria are present in food that is consumed, leading to symptoms such as stomach ache, vomiting, or cramping. To minimize the risk of foodborne illness, it's essential to follow hygiene and food safety practices, such as keeping hot foods hot and cold foods cold, washing hands before preparing or eating food, and cooking meats, poultry, fish, and eggs thoroughly.
Would the amount of cytosine and guanine be equal to each other in an RNA molecule?
Answer: No
Explanation:
DNA is double standard and contains 4 bases Adenine, cytosine, guanine and thymine. Base pairing occurs in DNA. Chargaff's rule state that Adenine always pairs with thymine, and Cytosine always pairs with guanine, therefore the amount of Adenine is always equal to thymine and cytosine is always equal to quanine in a DNA molecule.
But Chargaff's rule only applies to DNA and not RNA. This is because RNA is single-stranded, and thus, base pairing is absent also RNA replaces thymine with Uracil. There's no correlation between base pair in RNA.
The answer is No.
_____________ refers to the automatic process of noticing stimuli, and _____________ refers to the automatic process of filtering information cues A. Understanding: evaluating B. Sense-making; understanding C. Cognition; attribution D. ldentifying: validating E. Attention; perception
Answer:
E. Attention; perception
Explanation:
Attention:
Its simply refered to as the process of focusing a certain measure of cognitive resources needed to obtain the significant results from transforming inputs on sensory or mental incidents
Perception:
This are processes needed to process each daily stimuli an individual encounters. It relies on understanding several sensations by receiving and processing stimuli gotten from the environment.
The concentration of potassium is higher in red blood cells than in the surrounding blood plasma. This higher concentration is maintained by the process of:________(1) circulation
(2) diffusion
(3) excretion
(4) active transport
Answer:
Option 4, active transport
Explanation:
In active transportation, external force is used to move any substance against the concentration gradient. .This active transportation leads to movement of potassium in into the cell where the concentration of potassium ion is already high. While the sodium starts moving out of the cell. The energy for active transport is provided by the ATP. When the level of ATP reduce, the red blood cells attain spherical shape as the water and sodium move into RBCs.
Hence, option 4 is correct
In what part of the coastal environment must organisms develop strategies to deal with exposure to the atmosphere two times a day?
Answer:
Middle intertidal zones
Explanation:
Middle intertidal zones are zones within the intertidal regions of coastal environment which are submerged by water for large period of time but exposed to the atmosphere twice per day, during the periods of low tides.
Biodiversity within the middle intertidal zones are primarily adapted for underwater conditions, but must find ways to cope with exposure to atmosphere during the low tide periods. The zone serves as habitats for a relatively large variety of plants and animals.
Other zones within the intertidal regions include:
High intertidal zonesSpray zonesLow intertidal zonesFill in the blanks:1. Enzymes are ____________ whose three-dimensional shape is dependent upon environmental variables, including temperature. 2. Enzymes function most efficiently at ____________ temperatures. 3. Temperature increases caused by fever result in ____________ efficient enzyme activity and enzymes are able to make ____________ product in a given period of time. 4. This occurs because increased ____________ energy of molecules enhances substrate and enzyme contact. 5. Severe increases in temperature ____________ the bonds that hold an enzyme's shape. 6. The enzyme subsequently ____________ , permanently ____________ function.
Answer:
proteins, optimal, more, strengthen, kinetic, weaken, denatures, losing, higher.
Explanation:
Answers are in order following with the text.
I know it's been a while since you asked, and I'm not sure if you even need the answers anymore, but I figured I would just help you out just in case.
Hope this helps.
1. Enzymes are proteins whose three-dimensional shape is dependent upon environmental variables, including temperature. 2. Enzymes function most efficiently at optimal temperatures. 3. Temperature increases caused by fever result in more efficient enzyme activity and enzymes can make strengthen the products in a given period. 4. This occurs because the increased kinetic energy of molecules enhances substrate and enzyme contact. 5. Severe increases in temperature weaken the bonds that hold an enzyme's shape. 6. The enzyme subsequently denatures and permanently losses function.
What are enzymes?
Enzymes are the biological catalyst that works as a protein. They increase the rate of reaction without participating in it. Enzymes are found in all cells. The rate of enzymes is affected by the rate of a change in pH and temperature.
Therefore, proteins, optimal, strengthen, kinetic, denatures and losses are the correct options for the given question.
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Carbohydrates must be consumed every 3 to 4 hours to prevent depletion of the glucose in our blood.
A. True
B. False
Answer: option B) False
Explanation:
The body relies on SEVERAL sources for its energy or glucose supply.
Firstly, understand that Glucose could be supplied from the following:
Glycogenolysis (Glycogen break down induced by Glucagon)
Amino acids metabolism (once amine group is removed)
Fatty acid oxidation.
All of the pathways mentioned can directly or indirectly yeild GLUCOSE, thus making it UNNECESSARY for Carbohydrate meals to be consumed every 3 to 4 hours.
Therefore, the answer is False
Because they cannot run away like animals can, plants cannot respond to environmental stimuli.
Answer:
Plants respond to environmental stimuli. Movement towards light, movement towards water, movement towards soft soil
Explanation:
Carbohydrates, lipids, and proteins all contain carbon, hydrogen, and oxygen. Which one also contains nitrogen?
A) carbohydrates.
B) lipids.
C) proteins.
D) none of the above.
Carbohydrates, lipids, and proteins all contain carbon, hydrogen, and oxygen. proteins is one also contains nitrogen. The correct option is C.
Proteins are the macromolecules that contain carbon, hydrogen, oxygen, **and nitrogen**. Additionally, proteins often contain sulfur and may have other elements such as phosphorus. This composition gives proteins their complex structure and functionality.
1. **Carbohydrates:** Carbohydrates, including sugars and starches, consist of carbon, hydrogen, and oxygen in a general ratio of 1:2:1. They are essential energy sources for living organisms.
2. **Lipids:** Lipids, including fats, oils, and phospholipids, primarily consist of carbon, hydrogen, and oxygen. While lipids do not normally contain nitrogen, they can sometimes have nitrogen-containing functional groups, such as in certain phospholipids.
3. **Proteins:** Proteins are composed of amino acids, which are organic molecules containing amino (-NH2) and carboxyl (-COOH) groups. The presence of nitrogen in the amino group differentiates proteins from carbohydrates and lipids. This nitrogen is essential for the structure and function of proteins.
4. **Nucleic Acids:** Although not mentioned in the options, nucleic acids (DNA and RNA) are another class of biomolecules. They contain carbon, hydrogen, oxygen, **nitrogen,** and phosphorus. Nucleic acids store genetic information and play a vital role in protein synthesis.
In summary, among the given options, **proteins** are the biomolecules that contain carbon, hydrogen, oxygen, **and nitrogen.**
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What is caused by a tight agonist muscle decreasing the neural drive to its functional antagonist
Answer:
Altered Reciprocal Inhibition is cause by a tight agonist muscle decreasing the neural drive to its functional antagonist.
During meiosis, homologous chromatids exchange genetic material by a process called crossing over. This process increases genetic variation in the gametes that are produced. Which of the following explanations of other meiotic processes and fertilization would also increase variation within a population?
Answer:
Independent assortment of chromosomes and hence alleles at Prophase 1 and Anaphase 1 of meiosis ;ensured that chromosomes of alleles undergo variation at meiosis with random distribution of genes.
The random mating and fusion ensured that random fertilization of gametes take place for the new offspring to inherited varied genetic material from both parents. Therefore they inherited traits which made them different from both parents.
FULL QUESTION
During meiosis, homologous chromatids exchange genetic material by a process called crossing over. This process increases genetic variation in the gametes that are produced.
The figure shows the type of meiotic processes and fertilization for animals. Gametes fuse together in the process called fertilization and form a diploid zygote, which develops into diploid multicellular organism through a series of mitotic divisions. Then meiosis occurs in organism's cells and produces haploid gametes and the cycle repeats. The figure shows the type of meiotic processes and fertilization for plants and some algae. Haploid gametes fuse and form a diploid zygote, which develops into diploid multicellular organism or sporophyte through a process called fertilization. The cells of sporophyte undergo meiosis and form haploid spores. Spores grow into haploid multicellular organism called gametophyte, which produce haploid gametes through mitosis and the cycle repeats.
Which of the following explanations of other meiotic processes and fertilization would also increase variation within a population
A student working on his dissertation plans on interviewing 15 principals in neighboring high schools. The student plans to collect data about the personal experiences the principals have had with disruptive students, what types of disciplinary actions were taken (including decisions they may have personally made), and their feelings or thoughts as to whether those actions were appropriate. Identifiers will be collected. This study would be categorized as which type of review?
A. Exempt Review
B. Full Board Review
C. Expedited Review
D. Not Human Subjects
Answer:
B. Full Board review
Explanation:
studies which involve children and challenged individuals are always expected to undergo full board review.
Answer:
B. Full Board Review
Explanation:
The question above refers to research that fits the type of research that presents more than a minimal risk, in addition to involving a group of people who belong to a protected population, in this case children. This is because, the research seeks to evaluate the personal experiences that the directors had with disturbing students. In this case, this survey fits the Full Board Review, which is the type of review provided for that type of survey.
16. Immunity that can be acquired naturally, such as when we are exposed to a bacterial or viral infection (such as measles), or that can be acquired artificially, such as when we receive a vaccine, is known as
Answer: Adaptive immunity
Explanation:
The adaptive immunity is also known as acquired immunity. It is a sub system of the overall immunity.
It can defined as the immunity which is not present in the body when we are born. It develops in the body when it is exposed to the pathogens no matter it is natural or artificial.
The acquired immunity can develop in the body and makes the body susceptible to infections and develops prevention for the next time when the body will be exposed for the next time.
7. You are a conservation biologist, studying genetic variation in three populations of an endangered species of ladybug beetle. Population 1 has 20 beetles, two of which have brown spots, a recessive trait; the other nine beetles have red spots. Population 2 has 150 beetles and 15 of them have brown spots, while 135 have red spots. Population 3 has 50 beetles, and five of them have brown spots. In which population is the frequency of the allele for brown spots the highest
The question is incomplete. The complete question is:
Question: You are a conservation biologist, studying genetic variation in three populations of an endangered species of ladybug beetle. Population 1 has 20 beetles, two of which have brown spots, a recessive trait; the other nine beetles have red spots. Population 2 has 150 beetles and 15 of them have brown spots, while 135 have red spots. Population 3 has 50 beetles, and five of them have brown spots. In which population is the frequency of the allele for brown spots the highest?
a. Population 1
b. Population 2
c. Population 3
d. The frequency of the allele for brown spots is the same in all the three populations.
e. It is not possible to answer this question from the given data.
Answer:
e. It is not possible to answer this question from the given data.
Explanation:
According to the given information, the allele for the brown spots in beetles is recessive. Two copies of a recessive allele are present in a homozygous recessive genotype. A heterozygous dominant genotype carries one copy of the recessive allele. Therefore, to calculate the frequency of recessive allele, information about the number of organisms with homozygous recessive and heterozygous dominant genotypes is required.
No information is given about the number of heterozygotes in the population. The red-spotted beetles might be homozygous or heterozygous for the trait. Therefore, the frequency of the allele for the brown spot cannot be calculated from the given data.
According to the Hardy-Weinberg principle, the frequency of the recessive allele for brown spots is the square root of the proportion of homozygous recessive individuals. Calculations show that the recessive allele frequency for brown spots in all three populations is 0.3162, indicating equal frequency across the populations.
To determine in which ladybug beetle population the frequency of the allele for brown spots is the highest, we need to use principles of population genetics. The frequency of the recessive allele for brown spots (r) in each respective population can be found using the Hardy-Weinberg principle. This principle states that in a population in genetic equilibrium, the frequency of alleles p and q must add up to 1 (p + q = 1), where p is the frequency of the dominant allele, and q is the frequency of the recessive allele.
In Population 1, with two brown (rr) beetles out of 20, we calculate the frequency of the brown allele (q) to be [tex]\sqrt{2/20} = \sqrt{0.1}[/tex] = 0.3162.
In Population 2, with 15 brown beetles out of 150, the frequency of brown allele (q) is [tex]\sqrt{15/150} = \sqrt{0.1}[/tex] = 0.3162.
In Population 3, with five brown beetles out of 50, the frequency of brown allele (q) is [tex]\sqrt{5/50} = \sqrt{0.1}[/tex] = 0.3162.
Since the calculated frequency is the same for all populations, it indicates the frequency of the allele for brown spots is equal across all three populations.
Peter and Rosemary Grant have studied the gene-culture transmission of birdsong in Charles Darwin's finches, Geospiza fortis and Geospiza scandens. What evidence from their studies illustrates the "culture" part of the transmission and what evidence illustrates the "gene" part of this coevolutionary relationship?
The cultural part of the transmission happens when the child learns the song from the father.
The gene part of co-evolutionary relationship happens when the females mate only with the males who sing the song produced by males of their own species.
Explanation:
The gene is known to a heredity unit that is transferred from a parent to the child and the gene plays a major role in determining the characteristic of the child.
The gene-culture transmission of birdsong illustrates that the songbirds usually learn the songs from other birds of their gene.
A protein in the plasma membrane that binds to specific chemicals in the cell's external environment to regulate processes within the cell is a ________ protein.
Transcription and translation is also known as protein synthesis, and is the expression of genes. The genetic code determines the amino acid sequence of a polypeptide, and the properties of the amino acids give the final structure and function of the protein. Other than membrane proteins, state four functions of proteins in the cell.
~ Building Tissues and Muscles.
Protein is necessary in building and repairing body tissues.
~ Hormone Production.
Protein hormones bind to receptors on the cell membrane instead of entering the cell directly.
~ Enzymes
Enzymes are proteins that bind to molecules to speed up chemical reactions.
~ Immune Function
Antibodies are specialized protein configurations that provide a specific immune defense against invaders.
Protein X is a protein that is composed of four subunits of equal size--alpha, beta, delta, and gamma--that are bound by either noncovalent interactions or disulfide bridges. Only the beta and delta subunits are bound to each other by disulfide bridges. How many bands would you expect to see in an SDS PAGE experiment in which beta-mercaptoethanol, a reducing agent, is used?
a. 1b. 4c. Noned. 2e. 3
Answer:
The correct answer is e3
Explanation:
The given protein in the question proteib X contain four subunits of equal size alpha,beta,delta and gamma which are bound by either noncovalent interactions or disulfide bridges and only beta and delta subunits are bound to each other by disulfide bridges.
As a result when the protein will undergo fragmentation it will generate 3 bands because the interaction that is present between alpha and beta subunit will break resulting in the formation of 2 bands. Now the most important fact is that the beta subunit is linked to delta subunit by di sulfide bond so when betamarcaptoethanol will act on protein X it will break the disulsulfide bond present between the beta and delta subunit to reduce both the subunit.
Finally the interaction that is present between delta subunit and gamma subunit will be broken down to release the delta subunit which will form a single band during SDS PAGE..
If cells from a carrot are removed and placed in a culture medium, they can develop into a normal adult plant. This demonstrates that carrot cells _____.
a. retain all the genes that were in the zygote that developed into the original plant
b. are undifferentiated as adult cells differentiate
c. differ genetically at maturity
d. differ as mature cells
Answer:
retain all the genes that were in the zygote that developed into the original plant
Explanation:
Which of the following statements describes a eukaryotic chromosome? A) a single strand of DNA B) a series of nucleosomes wrapped around two DNA molecules C) a chromosome with different numbers of genes in different cell types of an organism D) a single linear molecule of double-stranded DNA plus proteins
Answer:
The correct statement is D) a single linear molecule of double-stranded DNA plus proteins.
Explanation:
A chromosome is understood as the organized genetic material. In the case of eukaryotic organisms, the chromosome is born primarily from the interaction between DNA, histones (proteins) and non-histonic proteins. Eukaryotic chromosomes are very long molecules of double helix DNA (The DNA of each chromosome is a long chain of double-stranded DNA) in interaction with proteins (histones and non-histones) that can be found from relaxed or poorly compacted states.
Eukaryotic chromosome is a single linear molecule of double-stranded DNA plus proteins.
What is a Chromosome?These are thread-like structures located inside the nucleus of cells which contain genetic material.
Eukaryotes means they have a membrane bound nucleus with single linear molecule of double-stranded DNA plus proteins.
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Vytorin is a relatively new drug used to treat hypercholesterolemia, and it actually contains two active, efficacious ingredients. Vytorin contains a statin drug that inhibits a crucial enzyme in cholesterol biosynthesis, but it also contains a compound that inhibits the intestinal absorption of cholesterol from the diet. Which of the following is an accurate assessment of whether this drug can or cannot be used to treat familial hypercholesterolemia (FH)?
Answer:
Hypercholestrolemia may be defined as the medical condition in which the individual has high level of cholesterol in their body. This is also known as high cholesterol.
The drug vyotrin used for the high cholesterol condition. This drug can be used for the treatment of the patient suffering from familial hypercholestrolemia. This drug is unable to target the missing receptors of the familial hypercholestrolemia.
Lucia has always been what some researchers call a cooperator; that is, someone who gives freely of her time, her money, and so forth, usually irrespective of the behavior of others. Cooperators, though small in number in society, are very important because most people are___________.
Answer:
The correct answer is - reciprocators.
Explanation:
Most people are normally reciprocators who only cooperates only when they see others doing cooperating. People generally cooperates only if other people do the same or help in in favor of the same thing.
Lucia behavior is the opposite of the reciprocators as Lucia cooperates with others irrespective behavior of the people.
Thus, the correct answer is - reciprocators.
Cooperators, like Lucia, who give freely, are vital in a society primarily composed of reciprocators who engage in cooperation when they expect mutual exchange, thus contributing to the social fabric that enables daily interactions and societal advancement.
Lucia exemplifies the actions of a cooperator, a type of individual that plays a crucial role in the fabric of society by contributing their time, resources, and efforts generously, often without the expectation of direct reciprocation from others. Cooperators such as Lucia are indeed vital because they complement reciprocators, who are more likely to give when they anticipate a mutual exchange. Reciprocity and cooperation are the bedrock of human societies, underpinning complex systems of daily interaction that facilitate our access to essentials like food, shelter, and transportation, as well as societal benefits like shared knowledge and technological advancement.
Research into human behavior demonstrates that individuals may vary in their proclivity to cooperate or to be more self-serving. While cooperative behavior can benefit all involved and enhance collective outcomes, as seen in the integrative cooperation within sports teams, it is nevertheless influenced by various factors such as cultural norms, social interdependence, and reciprocal expectations. Cultures that require a high degree of collaboration for survival often exhibit higher levels of cooperative behaviors, signaling the deeply ingrained nature of cooperation in human evolution.
Forest resource managers generally aim to maintain a resource population at the level where it________.
A) delivers the maximum sustainable timber yieldB) best protects habitatC) best protects predatorsD) has stabilized at the carrying capacityE) is just above the level it needs to be at to prevent dieback of the population
Answer: Option A
Explanation:
Forest resources managers generally aim to maintain the resources population at the level where it delivers the maximum sustainable timber yield.
The forest resources provides different types of resources like woods, timber, fruits, vegetables and many therapeutic plants and trees.
The more sustainable place is generally where there is high yield of timber from the forests.
Forest resource managers aim to maintain a resource population at the level where it delivers the maximum sustainable timber yield.
Explanation:Forest resource managers generally aim to maintain a resource population at the level where it delivers the maximum sustainable timber yield. This means that they strive to balance the need for timber production with the need to sustain the forest ecosystem.
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Two tubes that connect to the trachea and to bronchioles are called
Two tubes that connect to the trachea and to bronchioles are called bronchi or bronchus.
What is Bronchi?The bronchi (plural) or bronchus (singular) are the large tubes that connects to the trachea or windpipe and these are responsible for directing the air we breathe to the right and left lungs. The bronchi are present in the chest. The left bronchus carries air to the left lung. Whereas, the right bronchus carries the air to right lung.
The trachea and upper bronchi contain a C-shaped cartilage, the smaller bronchi have plates of cartilage present in the particular shape. As the bronchi undergoes subdivision into smaller or sub-segmental bronchi, the amount of cartilage in the bronchi goes on decreasing, and the amount of the smooth muscle in the bronchi keeps on increasing.
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Which of the following would be categorized as a cultural ecosystem service of forests?
Answer:
Recreation ans scenic areas for tourism.
Explanation:
As the ecosystem provides a certain amount of services as habitat, healthy soil and clean air, freshwater nutrient cycle s and human goods like culture, recreation, and health. All these are benefits that humans freely gain from the natural ecosystem either be agro, forest aquatic or grasslands, etc.Your question is lacking the necessary answer options, so I will be adding them here:
A. Recreation and scenic areas for tourism.
B. Timber and landscape materials.
C. Mushroom and plant harvests.
D. Soil stabilization and air purification.
So, given your question, the option which would be categorized as a cultural ecosystem service of forests is: A. Recreation and scenic areas for tourism.
An ecosystem service refer to the positive benefits (gains) that naturally functioning ecosystems or wildlife give to humankind. Also, these positive benefits (gains) may be small or large, direct or indirect, etc.
The four (4) main types of ecosystem service are:
Regulating services. Provisioning services. Supporting services. Cultural services.Cultural services refers to non-material benefits (gains) which are likely not to be essential for survival but they significantly contribute to the people's quality of life. Thus, cultural ecosystem service enhances the development and cultural advancement of humankind such as:
I. Spreading of ideas.
II. Establishment of parks.
III. Recreational facilities.
IV. Building of knowledge, etc.
In this context, recreation and scenic areas for tourism would be categorized as a cultural ecosystem service of forests because they would beautify and enhance quality of life.
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How are scientific findings communicated with the world?
Answer: Scientific Findings are communicated by putting it in a Scientific Journal, or Writing a Lab Report
Explanation:
14. The fluid transported through lymph capillaries and vessels (lymphatics) is known as:
Answer:
Lymph
Explanation:
The lymph is the colorless (due to the lack of red blood cells) fluid that circulates through the lymphatic system (lymphatic vessels, nodes, and capillaries), is formed of white blood cells, low protein content and it transports fat and fat-soluble vitamins.
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