Taxonomy is the science that involves describing, naming, and classifying organisms. It's a system developed by Carolus Linnaeus and uses a hierarchical structure to categorize organisms based on shared characteristics. It also includes the binomial nomenclature that assigns each organism a genus and a species name.
Explanation:The science of describing, naming, and classifying organisms is known as Taxonomy. This scientific discipline was developed by the Swedish botanist, zoologist, and physician named Carolus Linnaeus, who published his system of categorization, the Linnaean taxonomy, in 1735. It's a hierarchical model of classification that organizes organisms based on shared characteristics and can be as simple as color or as complex as genetic traits. From broadest to specific, the categories are: domain, kingdom, phylum, class, order, family, genus, and species.
A notable feature of taxonomy is binomial nomenclature, which assigns each organism two Latin names: genus and species. For example, in Felis catus (house cat), 'Felis' refers to the genus, while 'catus' points to the species. This system of naming allows scientists across different regions and cultures to have consistent terminology for organisms.
Taxonomy is more than just an accounting of species; it determines an organism's unique characteristics and helps in identifying where that organism fits in terms of other described species. This understanding and classification of the myriad of living species help conserve and harness the benefits from this biodiversity.
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WILL GIIVE BRAINLIEST IF U ANSWER IN 3 SECONDS
As a cell gets larger, its surface area to volume ratio
A. stays the same.
B. increases.
C. decreases.
D. becomes zero.
ALSO WORTH 20 PTS
The surface area-to-volume ratio of a cell decreases as the cell grows larger, due to the surface area increasing by the square of its radius and the volume increasing by the cube of its radius. This decrease in ratio is vital for cell efficiency and function, especially in eukaryotic cells where compartmentalization and specialization help manage this challenge.
As a cell gets larger, its surface area-to-volume ratio decreases. This is due to the mathematical relationship between the surface area and volume as a shape increases in size. For a cell, the surface area grows by the square of its radius, while the volume grows by the cube of its radius, resulting in an exponential disparity between them as the cell size increases. Consequently, when considering a cell's growth, the correct answer to the question is (C). decreases.
An increase in cell volume without a proportionate increase in surface area leads to a decreased ratio, impacting the cell's efficiency in exchanging materials and nutrients through its membrane. It is crucial for cells to maintain an optimal surface area-to-volume ratio to ensure effective diffusion and cellular function. In the context of eukaryotic cells, which are typically larger than prokaryotic cells and contain organelles such as mitochondria and ribosomes, maintaining this ratio is handled through increased compartmentalization and specialization.
Prader-Willi syndrome is caused by a mutation in an autosomal maternally imprinted gene. Label the following statements as true or false, assuming that the trait is 100% penetrant. Sons of affected males have a 50% chance of showing the syndrome. Daughters of affected males have a 50% chance of showing the syndrome. Page 614Sons of affected females have a 50% chance of showing the syndrome. Daughters of affected females have a 50% chance of showing the syndrome.
The PWS or the Prader-Willi syndrome refers to a rare genetic disorder in which the chromosome 15 gene are either unexpressed or deleted on the paternal chromosome. The paternal origin of the genetic material, which is influenced in the syndrome is essential as the specific region of chromosome 15 taking part is subject to parent of origin imprinting, signifying that for a number of genes in this region, only one copy of the gene is articulated, while the other is silenced due to imprinting.
This signifies that the majority of the individuals exhibit one functioning and one silenced set of these genes. While the individuals with the syndrome exhibits a non-functioning set and a silenced set. The disease is completely autosomal, therefore, it will not predict the sex of the offspring. Also, imprinting is on maternal copy, therefore, if the affected individual is male, it will pass on the mutated copy only in 50 percent of its gametes, and a non-functioning copy to the remaining 50 percent of the gametes. Thus, all of his offspring will exhibit PWS or will get affected.
In other case, if the affected person is female, it will pass on the mutated copy only in 50 percent of its gametes and a non-functioning copy to the remaining 50 percent of the gametes and offspring will take on the functioning copy from its male parent, therefore, all of her offspring will be normal.
Thus, the given statements will be:
1. Sons of affected males have a 50% chance of showing the syndrome - True
2. Daughters of affected males have a 50% chance of showing the syndrome. - True
3. Sons of affected females have a 50% chance of showing the syndrome. - False
4. Daughters of affected females have a 50% chance of showing the syndrome. - False
Prader-Willi syndrome is caused by a mutation in an autosomal maternally imprinted gene. Sons of affected males have a 0% chance of showing the syndrome, while daughters of affected males have a 50% chance of showing the syndrome. Sons and daughters of affected females both have a 50% chance of showing the syndrome.
Explanation:Prader-Willi syndrome is caused by a mutation in an autosomal maternally imprinted gene. The statements provided are incorrect. Sons of affected males actually have a 0% chance of showing the syndrome, while daughters of affected males have a 50% chance of showing the syndrome. Sons and daughters of affected females both have a 50% chance of showing the syndrome.
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Help!! Please!!!!!
will give you brainiest answer
Which of the following is the best statement of the use of the addition rule of probability?
A) the probability that two or more independent events will both occur
B) the probability that two or more independent events will both occur in the offspring of one set of parents
C) the probability that either one of two independent events will occur
D) the probability of producing two or more heterozygous offspring
E) the likelihood that a trait is due to two or more meiotic events
Answer:
C
Explanation:
To get the probability that either one of two independent events will occur, one adds the individual probabilities of the individual events. To get the probability that one event will be followed by the other in consecutive order, one multiplies the probabilities of the individual events.
Answer:
C
Explanation:
Reptiles, such as snakes, become extremely inactive during the winter months. They become active again, hunting for food, when the weather becomes warmer. Which of these would BEST explain why this is true? A) Reptiles are warm-blooded. B) Reptiles are cold-blooded. C) Reptiles have learned to hunt in warm temperatures. D) Reptiles make the choice to become inactive in cold temperatures.
The answer is B, even though it is not technically correct. The term "cold-blooded" is a misnomer as it applies to reptiles. Reptiles are poikilothermic, which means they have to absorb heat from the environment in order to maintain metabolic functions. Without enough heat, they become lethargic, and are unable to digest their food.
its b reptiles are cold blooded
What are the two very important things that we get out of photosynthesis? Now think...why are those SO important?
Plants prepare their food through a process called photosynthesis. In the presence of sunlight, plants create glucose using carbon dioxide, water, and other elements.
Importance of Photosynthesis-Plants use photosynthesis to prepare their nourishment. Animals consume plants, which are then devoured by plants.Solar or radiant energy is converted into chemical energy during photosynthesis.The production of agricultural crops is directly impacted by the rate of photosynthesis. All living things require oxygen, which it provides for the atmosphere.It regulates the amount of carbon dioxide and oxygen in the ecosystem. Fossil fuels are derived from plants.Fuel initially contains trapped energy from sun-driven photosynthesis.Most food chains are built on glucose, also known as sugar, which is a result of photosynthesis.The second byproduct of photosynthesis, oxygen, is helpful if you are an aerobic organism that needs oxygen to survive.The productivity of agricultural crops is influenced by the rate of photosynthesis.It guarantees that there is enough oxygen in the atmosphere for all living things. It regulates the amount of carbon dioxide and oxygen in the ecosystem.Fossil fuels are made from plants. The sun's photosynthesis results in he energy being stored in fuel.To know about Process of Photosynthesis click here-
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What was the species concept most used by Linnaeus?
A) biological
B) morphological
C) ecological
D) phylogenetic
Which term is used to describe populations that live close enough to interbreed?
the answer is sympatry
https://en.wikipedia.org/wiki/Sympatry
you can find the whole meaning of it in wikipedia :D
A biological population is a group of individuals of the same species that live close enough to interbreed and produce viable, fertile offspring. They are confined to a certain geographic area, with boundaries that can be either natural or artificial. Over time, isolated populations may diverge due to various evolutional forces.
Explanation:The term used to describe populations that live close enough to interbreed is a biological population. This is defined as a group of individual organisms that interbreed and produce viable, fertile offspring. These individuals belong to the same biological species and are confined to a certain geographic area that may have natural or artificial boundaries, such as rivers, mountains, or roads. An example of this is a population of crickets living in a specific area, but separated from other populations of the same species due to a flood. Over time, these distinct populations may diverge due to the forces of natural selection, mutation, and genetic drift.
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which of these make up the vascular tissue
Which of what makes up vascular tissue
The answer is: phloem.
A section of the RNA sequence made from a particular gene is shown below.
AUGCAGGUACAGCGU
What would occur if a mutation in the DNA causes the RNA codon CAG to become UAG?
All hurricanes develop off the west coast of Africa near the equator here the air is really hot and really human with low pressure to storms develop true or false
Read this see if it can help you
AUGUST 28, 2014 -- What does the Sahara Desert in Africa have to do with hurricanes in the Atlantic, Gulf of Mexico, and Eastern Pacific Ocean? You might think this sounds a little crazy because hurricanes are very wet and deserts are very dry, but if it weren't for this huge, hot, dry region in North Africa, we would see far fewer hurricanes in the United States. The Sahara Desert is massive, covering 10 percent of the continent of Africa. It would be the largest desert on Earth, but based strictly on rainfall amounts, the continent of Antarctica qualifies as a desert and is even larger. Still, rainfall in the Sahara is very infrequent; some areas may not get rain for years and the average total rainfall is less than three inches per year. While not the largest or driest of the deserts, the Sahara has a major influence on weather across the Western Hemisphere.
How a Tropical Storm Starts A-Brewin'
The role the Sahara Desert plays in hurricane development is related to the easterly winds (coming from the east) generated from the differences between the hot, dry desert in north Africa and the cooler, wetter, and forested coastal environment directly south and surrounding the Gulf of Guinea in west Africa. The result is a strong area of high altitude winds commonly called the African Easterly Jet. If these winds were constant, we would also experience fewer hurricanes. However, the African Easterly Jet is unstable, resulting in undulations in a north-south direction, often forming a corresponding north to south trough, or wave, that moves westward off the West African Coast. When these waves of air have enough moisture, lift, and instability, they readily form clusters of thunderstorms, sometimes becoming correlated with a center of air circulation. When this happens, a tropical cyclone may form as the areas of disturbed weather move westward across the Atlantic. Throughout most of the year, these waves typically form every two to three days in a region near Cape Verde (due west of Africa), but it is the summer to early fall when conditions can become favorable for tropical cyclone development. Not all hurricanes that form in the Atlantic originate near Cape Verde, but this has been the case for most of the major hurricanes that have impacted the continental United States.
Question 16 PLEASE HELP :(((
The model below represents a phase of meiosis. What stage of meiosis does the picture below represent?
1Points
A drawing of a phase of meiosis with individual chromatids moving towards opposite poles.
A
anaphase II
B
metaphase II
C
prophase I
D
telophase I
In humans, the male has an X and Y sex chromosome. The human female has two
X chromosomes. In birds, the female has a Z and a W sex chromosome while the
male has two Z chromosomes. Which of the following statements is accurate
about which parent controls the gender of the offspring?
a. In humans and birds the male controls the gender of all the offspring.
b. In humans and birds the female controls the gender of all the offspring.
c. In humans the male controls the gender of the offspring, and in birds the female controls the gender.
d. In humans the female controls the gender of the offspring, and in birds the male controls the gender.
e. Control of the gender of any human or bird offspring is related to the environmental conditions at the time of conception.
i think the answer is (C
What are organisms that make their own food called?
Is called autotroph organisms that create organic molecules needed for survival from inorganic sources. this is achieved through photosynthesis (which is light energy) or chemosynthesis (which is chemical energy).
And photosynthesis is when autotrophs capture and convert the light energy from the sun into usable chemical energy (which is their food).
i just answered the same question like 20 min ago XD
Organisms that make their own food are called autotrophs. They can be either photoautotrophs, which use photosynthesis to create energy from sunlight, or chemoautotrophs, which derive energy from inorganic compounds through a process called chemosynthesis.
Explanation:Organisms that can make their own food are called autotrophs. There are two main types, photoautotrophs, and chemoautotrophs. Photoautotrophs, which include plants, algae, and cyanobacteria, harness energy from sunlight to turn inorganic materials, such as carbon dioxide and water, into organic compounds like glucose, a process called photosynthesis. An example of this are plants, which are crucial to ecosystems because they supply energy for other organisms.
Chemoautotrophs, on the other hand, produce their own energy by extracting it from inorganic chemical compounds. This unique group of bacteria creates sugars not by using sunlight, but rather by utilizing energy from inorganic compounds
These organisms rely on other processes, such as chemosynthesis, to manufacture their food.
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Escherichia coli is classified as:
A.)an archaea.
B.)a eukaryote.
C.)a bacterium.
D.)a virus.
E. coli is C.) a bacterium that normally typically resides in a warm blooded creatures intestines or in the environment and food.
what is the overall trend shown in this graph?
The graph shows an increasing trend in glacier ice loss with advancing years. This could be hypothesized to be as a result of increased global temperatures that are melting the ice. Melting of the ice also causes an increase in the ocean levels. This phenomenon is referred to as global warming.
The increasing trend in glacier ice loss is likely due to rising global temperatures, causing ice melt and contributing to global warming.
The graph displaying a continuous increase in glacier ice loss over the years strongly suggests a connection to global warming. Here's a breakdown of the correlation:
Global Temperature Rise: Increasing global temperatures, primarily driven by human activities such as the burning of fossil fuels and deforestation, result in higher average temperatures worldwide. This warming effect leads to elevated temperatures in polar and glacier regions, causing ice to melt at an accelerated rate.
Glacier Ice Loss: As temperatures rise, glaciers and ice sheets experience more significant melt rates. This contributes to the observed trend of glacier ice loss over the years. This ice melt affects glaciers and ice sheets in Greenland and Antarctica.
Sea Level Rise: The melted ice from glaciers and ice sheets flows into the oceans, causing sea levels to rise. This phenomenon is one of the key consequences of global warming, known as sea-level rise. Rising sea levels pose significant risks to coastal communities, ecosystems, and infrastructure.
Global Warming: The overall process, where increased global temperatures lead to ice melt and rising sea levels, is encompassed within the broader issue of global warming. Global warming results from the enhanced greenhouse effect, primarily driven by increased greenhouse gas emissions, which trap heat in the Earth's atmosphere.
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When meiosis is complete, what is produced? A. Four haploid cells B. Two haploid cells C. Two diploid cells D. Four diploid cells
The process results in four daughter cells that are haploid, which means they contain half the number of chromosomes of the diploid parent cell. Meiosis has both similarities to and differences from mitosis, which is a cell division process in which a parent cell produces two identical daughter cells.
Answer: A four haploid cells
When meiosis is complete,four haploid cells are formed from a single diploid cell. The four daughter cells produced that contains half the number of chromosome than that of their parent cell. Due to meiosis the number of chromosomes remain fixed in a species from generation to generation.
The model below represents a phase of meiosis. What stage of meiosis does the picture below represent?
1Points
A drawing of a phase of meiosis with the chromosome pairs alinged along the equator of the cell.
A
prophase I
B
anaphase I
C
metaphase I
D
metaphase II
Answer:
metaphase II
Explanation:
The image shows the presence of chromosomes at the equator of the cell. Each chromosome is shown to have two sister chromatids. Chromosomes are not arranged on the equator in pairs but are present in as a single chromosome. Since no chromosome pairs but the single chromosomes are aligned at the equator of the cell, the phase is metaphase II.
The model represents C. metaphase I of meiosis.
Explanation:The model represents metaphase I of meiosis. In metaphase I, homologous chromosome pairs align along the equator of the cell. This is different from metaphase II, where individual chromosomes align along the equator. Metaphase I is a stage of meiosis, a specialized cell division process that reduces the chromosome number by half to create haploid cells (gametes).
During metaphase I, homologous pairs of chromosomes, one from each parent, align at the cell's equatorial plane or metaphase plate. This alignment ensures that when they separate during anaphase I, each daughter cell receives one chromosome from each pair, contributing to genetic diversity in the resulting gametes.
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Africa was covered by glaciers during the Pleistocene ice age. Please select the best answer from the choices provided T F
The given statement is False.
Africa was not covered with glaciers during the Pleistocene ice age. Africa was divided into different parts and some part of Africa was was greener and full of different kinds of species.
The tropical Africa had 5 degree less than the temperature of the Africa right now. There were different plant and animals species present at that time.
Africa was not covered by glaciers during the Pleistocene ice age. The ice sheets and glaciers primarily covered regions in the Northern Hemisphere, such as North America, Europe, and parts of Asia. The statement is False (F).
Africa, located near the equator, experienced climatic changes during the Pleistocene but did not have extensive glaciation. During the Pleistocene epoch, which lasted from about 2.6 million to 11,700 years ago, Earth experienced a series of ice ages characterized by the growth and retreat of large ice sheets and glaciers. However, Africa did not have extensive glaciation during this time period.
Africa's position near the equator played a significant role in its climate during the Pleistocene. The equatorial region generally experiences warmer temperatures compared to higher latitudes, making it less conducive to the formation and maintenance of large-scale ice sheets.
Instead, Africa had more arid and semi-arid conditions in certain regions, with changes in the distribution of vegetation and the presence of large lakes in some areas. Therefore, the statement is False (F).
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Organisms living in the deep bathypelagic and abyssopelagic zones require oxygen for respiration. What process brings oxygen from the epipelagic zone to deeper oceanic zones?
Crosscurrents
Downwelling in polar regions
Upwelling from equatorial to polar regions
Diffusion
The correct answer is upwelling from equatorial to Polar Regions results in bringing oxygen from the epipelagic zone to deeper oceanic zones.
It is a process in which the wind mediated motion of nutrient-rich, dense, and cooler water is moved towards the surface substituting the nutrient depleted and warmer surface water. The epipelagic zone refers to the upper layer of the ocean, which is abundant in oxygen and gets the majority of the sunlight for the procedure of photosynthesis. The upwelling of water from the equatorial to the polar region brings oxygen.
How can chimpanzees have different traits from one another?
a) they have different lengths of DNA
b) some are diploid and others have haploid
c) only some have chromosomes
d) they have different genes
The correct answer is D
Chimpanzees have different trait from one another because they have different genes. The different sub species of chimpanzee has different traits such as color of eyes, hair pattern, and many more. It is so because every gene expresses for a different character.
The difference in traits are due to the different genes present in them.
Answer:
d) they have different genes
Explanation:
i hope this helps
+23 POINTS HELP ME
Identify the energy transformation that occurs when the archer releases the arrow.
When the archer releases the arrow, the .... energy in the bow string transforms into ... energy for the arrow.
PART 1
a. Motion energy
b. Gravitational potential energy
c. Elastic potential energy
PART 2
a. Motion energy
b. Gravitational potential energy
c. Elastic potential energy
Answer:
1 is c and 2 is a
Explanation:
I tried it and got it correct
Gene flow is the movement of genes across barriers such as mountains, oceans, or deserts. These barriers are usually natural. However, in some cases, they are man-made. Which man-made example could serve as a barrier to gene flow?
the great wall of china
Geographical isolation can be defined to a population of plants, animals or some other organism that is separated by the exchange of genetic materials with other organism of the same species.
Geographical isolation is the caused intentionally or by coincidence. Gene flow can be caused naturally or man made. The naturally occurring barriers are mountains, deserts and mountains et cetera.
The man made barriers such as the great wall of china acts as the barrier for the plant species. Example: Ziziphus jujuba, prunus and some species grow only on the other side of the wall.
What happens during evaporation? water falls from the atmosphere to the ground water vapor changes into a liquid and forms clouds surface water changes into a gas and enters the atmosphere rainwater seeps into the ground and forms an aquifer
Surface water changes into a gas and enters the atmosphere.
Answer: water enters gas changes
Explanation:
Roberto's family went to the coast of Georgia. While they were there, Roberto noticed that the rocks close to the water were smooth, and the rocks farther away from the water had more jagged edges. What MOST LIKELY caused the rocks to be smooth instead of rough?
A) birds pecking at the rocks
B) fish swimming over the rocks
C) the sun shining on the rocks
D) waves crashing down on the rocks
The answer is D) waves crashing down on the rocks
Answer:
waves crashing down
Explanation:
can you help me with my biology please
The answer for 4 is B
biology help please
Answer:
Question 11 - A Matter and Energy are recycled
Question 12 - B Carbon Dioxide
Hope this helps! :)
From the organism listed two food chains and one food web. Maze locust,lizard snake, carrots, rabbit, fox, lion , grass grasshopper, frog, python, eagle, tiger, hawk ,deer. Ensure each trophic level in the food chain and the food web is labeled
um.............. im not sure about this.
Answer:
I have no clue if this is right but i think it is grasshopper and rabbit
Explanation:
In which layer of the atmosphere does the space shuttle travel?
Troposphere.
Mesosphere.
Thermosphere.
Stratospehere.
Correct option is C. The space shuttle travels within the thermosphere, which is above the mesosphere and below the exosphere, at altitudes up to 600 kilometers above Earth.
The space shuttle travels in the thermosphere, which is the layer above the mesosphere. The thermosphere extends to about 600 kilometers (372 miles) above the Earth's surface, with temperatures increasing as altitude increases. This is the layer where the International Space Station orbits and where phenomena such as the northern and southern lights occur. Beyond the thermosphere lies the exosphere, where air molecules are sparse and can escape into space.
Which of the following best describes how these organisms end up thousands of kilometers away from each other?
Species identification
Continental drift
Glacier formation
Plant diversity
I think its continental drift :)