Yes. Asexual reproduction in common in a wide variety of species, including plants and numerous species of marine invertebrates. Even some species of vertebrates reproduce through parthenogenesis, a process in which a female animal produces offspring without a male. There are entire species of lizards with no males. The females reproduce exact copies of themselves through parthenogenesis.
No, it is not possible for an offspring to inherit both chromosomes of a pair from one parent under regular genetic conditions. This is because the sexual reproduction process involves the combination of two haploid gametes, each containing one set of chromosomes from each parent, resulting in a diploid offspring with genetic contributions from both parents.
Can a single offspring inherit both chromosomes from one parent? The simple answer to this question is no. The reproductive process in sexually reproducing organisms, such as humans, involves the fusion of two haploid gametes - one egg from the mother and one sperm from the father - to form a diploid zygote. Each haploid gamete contains a unique set of chromosomes, 23 from the mother (in the egg) and 23 from the father (in the sperm), making a total of 46 chromosomes in the offspring. This mix ensures the offspring receives one set of chromosomes from each parent.
During meiosis, the process that produces haploid gametes, each parent's chromosomes are divided in such a way that each gamete carries only one copy of each chromosome. Homologous chromosomes, which contain genes for the same traits but may carry different alleles, pair up and can exchange genetic material through a process called crossing over. This increases genetic diversity but still ensures that gametes contain only one chromosome from each pair. Therefore, it's genetically impossible for an offspring to inherit both chromosomes of a pair from a single parent under normal circumstances.
Which of the following best explains why the sequence of amino acids affects a protein's shape?
the bonding within a protein depends on the sequence of amino acids
the molecular weight of a protein depends on the sequence of amino acids
the type of atoms within a protein depends on the sequence of amino acids
the number of cells within a protein depends on the sequence of amino acids.
I believe it is:
the bonding within a protein depends on the sequence of amino acids
Because proteins have multiple structures whether it is primary, secondary, tertiary, etc., and they vary based on the bonds such as dipeptide.
How is a scientific law different from a scientific theory?
A) A theory becomes a law after a long period of time has passed
B) A theory is used for biology and chemistry and a law is used for physics
C) A theory is why something happens and a law is how something happens
D) A theory cannot be disproved but a law can be disproved
Your answer is option c.
We know a theory is not just for biology and chemistry since we have the theory of relativity
We also know that both theories and laws can be disproved or changed.
And a theory does not become a law after a long time period
thus the answer is C
Answer:
The correct answer will be option-C.
Explanation:
Scientific theories and scientific laws are proposed after many hypothesis related to the natural phenomenon is supported by experiments of many researchers.
Both scientific laws and scientific theory are the statements formed on the basis of the results but they differ as a scientific law represents the mechanism of how natural phenomenon is as it provides the data related to the natural event which hold true everywhere whereas a scientific theory provides the explanation of the causes of a natural event.
Thus, option-c is the correct answer.
What happened to the giant landmass that Wegener described?
The pieces remained the same shape over time.
The pieces moved quickly to their current locations.
The pieces moved toward one another and created mountains.
The pieces broke apart and drifted away from one another over time.
Answer: The pieces broke apart and drifted away from one another over time.
The theory of continental drift was proposed by geophysicist Alfred Wegener in 1912. The theory describes the splitting of a large landmass Gondawana into different sub landmasses or continents which were drifted to location other than the place where the parent landmass was situated.The evidence of the continents are the part of large landmass comes from fossils obtained from fossils of plants and animals and similarities in the composition of the rocks.
Therefore, on the basis of the above information this can be concluded that the piece broke apart and drifted away from one another over time had happened to the giant landmass that Wegener described.
Answer:
What happened to the giant landmass that Wegener described?
A.The pieces remained the same shape over time.
B.The pieces moved quickly to their current locations.
C.The pieces moved toward one another and created mountains.
D.The pieces broke apart and drifted away from one another over time.
Explanation:
D.The pieces broke apart and drifted away from one another over time.
Match the sphere with its correct description.
1. lithosphere
land
2. atmosphere
sky/air
3. biosphere
life
4. hydrosphere
Water
1. lithosphere - land
2. atmosphere - sky/air
3. biosphere - life
4. hydrosphere - water
You've got 'em all correct! Good job!
2 . atmosphere
sky / air
The sky is an unobstructed view upward from the surface of the earth . it includes the atmosphere and outer space . it may also be considered a place between the ground and outer space it may be also be considered a place between the ground and outer space . thus distinct from outer space .
Learn more about the match sphere with its correct description https://www.bing.com/ck/a?!&&p=57c5841b3f0395f10d824f91bacb9f58ca386173a5e6452abba4ea32946f5fefJmltdHM9MTY1NDgzNTQ3MyZpZ3VpZD1mNjkyZDI3ZC0xMmI5LTQzMTUtYWY4My1iYzg2MGY5MmMwMzAmaW5zaWQ9NTE3MQ&ptn=3&fclid=28d494c4-e876-11ec-8227-7784a9db67ce&u=a1aHR0cHM6Ly9icmFpbmx5LmNvbS9xdWVzdGlvbi8xMTc5NTQ0Mg&ntb=1
#SPJ2
which one of these exhibits a notochord at some stage in its development.
A. a cat
B. a hydra
C. a brittle star
D. a tapeworm
Answer:
The correct answer option is A. a cat.
Explanation:
From the given options, a cat is an animal which exhibits a notochord at some stage in its development.
Cats, being a mammal, have backbones which puts them in the category of phylum Chordata and the subphylum Vertebrata. The chordates, unlike the members of other phyla, have a notochord which is formed during some stage of their development to support the body.
A. Would be your answer
for many people in india the only source of fuel is?
the answer i think is oil
Which method of birth control involves hormones?
Hormonal contraception methods, such as birth control pills, skin patches, injections, and implants, release synthetic hormones to prevent ovulation. Birth control pills come in two main forms and must be taken consistently. An intrauterine device (IUD) is another highly effective hormonal method, with proper placement and use required.
The method of birth control that involves hormones is known as hormonal contraception. Hormonal methods include a variety of applications such as birth control pills, skin patches, injections, and implants. These methods work by releasing synthetic hormones such as estrogen and progesterone to prevent ovulation.
An intrauterine device (IUD) is another highly effective hormonal method with a failure rate of less than 1 percent. IUDs are inserted into the uterus to prevent the implantation of a fertilized egg or, in the case of hormonal IUDs, to release hormones.
Through what structure do plant absorb the water they need for photosynthesis
A their leaves
B Their roots
C Their stems
D their stromata
Answer:
B) Their roots
Explanation:
The bulk of water uptake by most plants is via the roots.
Does arborist care for forests?
An arborist is a specialist in the care of individual trees. Arborists are knowledgeable about the needs of trees and are trained and equipped to provide proper care. does that help?
An arborist is someone who trims/ takes care of trees. Say you get a job at a tree company and you get called to trim or cut down a tree, you are an aborist. Because you trim trees doesn't necessarily mean you take care of forests. I would say no Aborists do not take care of forests.
hope this helps:)
brainliest please!!
How do rock types contribute to the rate of weathering?
Porous minerals weather faster.
Harder minerals break apart more easily.
Minerals that dissolve easily weather slower.
Permeable rocks have less chemical reactions.
The correct answer is that porous minerals weather faster.
The process of weathering alter and disintegrates the rocks and minerals closer to or at the surface of the Earth. This process shapes the Earth's surface. The three kinds of weathering comprise biological, mechanical, and chemical. Weathering dissociates apart and erodes rocks and minerals.
The rocks are the symbols of strength and durability. The rocks are usually resilient to weathering. This confrontation relies on the mineral composition and mineral porosity. The physically soft or porous minerals are easily crushed and dissociated, while in case of harder minerals it is quite tough.
Answer: the answer is a
Explanation:
. How does temperature change with altitude in the troposphere?
The troposphere is hotter near the Earth's surface because heat from the Earth warms this air. As the altitude increases the number of air molecules decreases, the average of their kinetic energy decreases.
Does this help?
if it does please mark me brainliest! thanks:)
In the troposphere, temperature generally decreases with increasing altitude due to fewer molecules able to absorb heat. This is represented through the lapse rate, but can vary based on factors such as weather and location.
Explanation:
In the troposphere, the layer of the Earth's atmosphere closest to the surface, temperature generally decreases with altitude. This trend is due to the nature of the gases that make up the atmosphere and how they absorb the Sun's energy. At ground level, more molecules exist and are capable of absorbing and re-emitting heat. As we increase in altitude, there are fewer molecules to absorb heat, causing temperatures to drop.A common rate used to represent this change is the lapse rate, typically around 6.5 degrees Celsius per kilometer. However, actual values can fluctuate based on humidity, weather patterns, and geographic location.
Learn more about Temperature change in the troposphere here:https://brainly.com/question/36854202
#SPJ6
Mendelian inheritance states that traits are determined when offspring receive for each trait from . Traits can be , which means they can be seen and are capable of masking a different trait. Traits can also be , which means they can be masked. Alleles are different versions of the same in an organism.
Answers:
Mendelian inheritance states that traits are determined when offspring receive alleles for each trait from Parents.Explanation:
As per Mendel, all the traits which are present in an offspring are determined by specific genes which exist in alternate forms called alleles. For example: The height of a plant is a trait which is determined by alleles T for tall height and t for small height of same gene. The organisms acquire these alleles from parents (one allele from each parent).
--------------------------------------------------------------------------------
Traits can be Dominant which means they can be seen and are capable of masking a different trait.Explanation:
Dominant trait means when only a single dominant allele for the trait in an organism is enough for the organism to depict the trait. For example: In pea plant, purple flower color is a dominant trait over white. So any plant who contains only one dominant allele for purple (allele P) will have purple flowers but all plants that have two pp alleles will have recessive trait i.e White flowers.
-------------------------------------------------------------------------------------
Traits can also be Recessive which means they can be masked.As mentioned in above example, white flower color of pea plant is a recessive trait. Recessive means that if a plant has one copy of recessive and one copy of dominant allele, the dominant allele will suppress or mask the effect of dominant allele. Example is the above case of flower color when a plant with genotype Pp will have purple but not white flowers.
-------------------------------------------------------------------------------------------
Alleles are different versions of the same gene in an organism.Alleles are just alternate forms of a gene. For example if a plant height is determined by a gene L, it has two forms capital L and small l which are alleles of same gene. But capital L is for tall height and small l is for short height.
Hope it help!
Answer:
Mendelian inheritance states that traits are determined when offspring receive
✔ one allele
for each trait from
✔ each parent
.
Traits can be
dominant
, which means they can be seen and are capable of masking a different trait.
Traits can also be
recessive
, which means they can be masked.
Alleles are different versions of the same
✔ gene
in an organism.
Explanation:
2020 edu
Which enzyme produces fatty acids and monoglycerides as a result of a chemical action?
The enzyme that produces fatty acids and monoglycerides is pancreatic lipase
Answer:
The Answer is Lipase
Explanation:
Vaccines can help protect against viruses by triggering the production of
Answer:
The correct answer is - antibodies.
Explanation:
Vaccines are the biological substance or the preparation that helps in building the active acquired immunity from a particular disease. Vaccines are basically weakened or dead infectious agents or particles that induce or active the B cells to produce antibodies and memory cells.
These antibodies are formed by the vaccines by triggering the production of B cells. This process of injecting vaccines is known as vaccination.
Thus, the correct answer is - antibodies.
Calcium is an essential nutrient for all ages, but many marketing campaigns for high-calcium foods focus on childhood. Do you think there’s merit to telling children to get their calcium because it builds strong bones? Explain your response.
Answer:
Yes
Explanation:
, there’s merit to targeting children in marketing campaigns for high-calcium food. People reach peak bone mass at about age 30. If children don’t consume enough calcium, they may not build up enough bone density, which could cause them to be at risk for osteoporosis when they’re older.
There is a lot of merit in telling children to get their calcium in building strong bones because the increase in bone density by calcium stops between 25-30 years.
It is therefore for the children to take enough of calcium to make their bones
very dense and strong as attaining the age of 30 years means there will be
no change in the bone density regardless of the amount of calcium taken.
Intake of calcium at an early age also helps us plan for old age . At the age of
50 years and above , individual experiences bone loss which leads to
osteoathritis and other bone related diseases.
Read more on https://brainly.com/question/11848558
Eukaryotic cells have organelles within each cell that are bound by their own lipid bi layer membrane ( t or f)
The answer is true; eukaryotic cells contain organelles that are each surrounded by their own lipid bilayer membranes, which include the nucleus, vacuoles, endoplasmic reticulum, Golgi apparatus, chloroplasts, and mitochondria.
The correct answer to this question is true. Eukaryotic cells are indeed structured with a number of organelles, each bound by a lipid bilayer membrane much like the cell's outer membrane. Key examples of these membrane-bound compartments include the nucleus, which contains the cell's genetic material, and vacuoles, which are storage organelles. Notable among other such organelles are the endoplasmic reticulum, Golgi apparatus, chloroplasts (in plant cells), and mitochondria. Each of these organelles has highly specialized functions; for example, mitochondria are known as the powerhouses of the cell because they produce energy through respiration. These organelles are often referred to as the 'little organs' of the cell, highlighting their specialized roles comparable to the organs in our bodies.
How is momentum conserved in a system in which two satellites connect
The one satellite has all the momentum before they connect, and then afterwards they share it.
How can an astronaut weigh different amounts when in different locations
what is condensed genetic material called?
chromosome is condensed genetic material
Condensed genetic material is called chromatin when not fully condensed and chromosomes during cell division, consisting of sister chromatids joined at a centromere.
Explanation:Condensed genetic material is called chromatin when it is not yet fully condensed into chromosomes, which occurs outside of cell division phases. During the cell division cycle and after DNA replication, this material coils and condenses further into the familiar X-shaped structures known as chromosomes. Each chromosome at this stage consists of two identical copies called sister chromatids, joined together at a region known as the centromere. It is important to note that the process of condensation is essential for the mitotic and meiotic processes that ensure genetic material is accurately divided between daughter cells.
In biology, the condensed genetic material is called chromatin or chromosomes. Chromosomes store genetic information in the form of DNA molecules. During cell division, the chromatin condenses and coils into the familiar X-shaped form of a chromosome. Each chromosome consists of two identical copies called sister chromatids, which are joined together at a region called a centromere.
After Pangaea broke up, South America was part of
Rodinia
Panthalassa
Laurasia
Gondwana
South America was part of Gonwana, after Pangea broke in two
bones function as levers for the muscles to provide movement of the body What refers to reducing the angle of the joint thus bringing two bones closer together
The answer is D: Flexion.
Flexors muscles of the cause’s flexion, which reduces the angle of the joint and reduces the dis-tance between two bones. In this process, the muscle contracts and this brings the bones attached to the muscle close to each other due to the movement of the nearby joint. For example when flexion occurs at the elbow, the bones “Ulna” and “ Humerus” get close to each other .
How do peppered moths after the industrial revolution show the process of natural selection apex?
A.) black moths were selected for when the trees turned black.
B.) black moths were selected for when trees were white or black.
C.) white moths were selected for when the trees were white or black.
D.) white moths were selected for when the trees turned black.
Black moths were selected for when trees darkened due to pollution from the Industrial Revolution, exemplifying directional selection. So the correct option is A.
Explanation:The peppered moths after the Industrial Revolution are an iconic example of directional selection in nature. Before the revolution, light-colored moths were camouflaged against light-colored trees, making it difficult for predators to see them. However, the Industrial Revolution caused significant pollution, leading to soot covering the trees and making them darker. Because of this environmental change, the previously rare dark-colored moths became better camouflaged. As a result, black moths were selected as their chances of survival increased in these polluted environments, leading to an increase in their population. Therefore, the correct answer to the question would be A.) black moths were selected for when the trees turned black.
Learn more about Natural Selection here:https://brainly.com/question/4075522
#SPJ3
because desert would contain little organic material, their soil profiles have ___ horizons.
The correct answer is: "B - horizons or "C-horizons" .
__________________________________________________
→ primarily "B-horizons"
__________________________________________________
If there are answer choices, and there is an answer choice of:
"B-horizons or C-horizons" ; then choose this.
__________________________________________________
If there are answer choices of: "select all that apply" :
then select both: "B-horizons" ; and: "C-horizons" .
__________________________________________________
If there is an answer choice that incorporates:
"Both: "B-horizons" and "C-horizons" are correct" ;'
then choose that one.
__________________________________________________
If you can only choose one, then choose: " B-horizons " .
__________________________________________________
Note that: "B-horizons" and "C-horizons" do not necessary refer to the answer choice, per se .
Rather, as per the U.S.A. soil classification systems,
soil horizons, from the top to the bottom, are generally classfied as:
____________________________________________
O-horizon (top soil)
____________________________________________
A- horizon
____________________________________________
E-horizon (included in some cases).
____________________________________________
B- horizon (lots of nutrients).
____________________________________________
C horizon (may be rocky or sandy).
____________________________________________
Hope this helps!
Best wishes!
____________________________________________
WhWhat is an important function of mitochondria
An important function of the mitochondria is to create ATP (energy). The cell uses this ATP produced by the mitochondria to carry out cellular functions.
How many trips has Earth made around the Sun in 8 mar years
The answer is; 15 years
It takes 687 days for mars to orbit the sun once. 8 mars years would, therefore, mean;
8 * 687 = 5496 days
The earth takes 365 days to orbit the sun once. Therefore, the earth will orbit the following number of times in 8 Mar years;
5496/365 = 15.058
Which is approximately 15 years
The Moon orbits the Earth once in about _______. A. 365 days B. 28 days C. 24 hours D. 7 days
b. 28 days
hope this helps
Answer: Option B. 28 days
Explanation:
The moon orbits the Earth in about 28 days.
Moon also takes 28 days to rotate once on its own, that is why it seems still in it's position.
The moon rotates around the Earth in an elliptical orbit. The moon rotates in slower rate when it is closest to earth and rotates in faster rate when far from earth. The side of moon facing earth surface is called the near side. During new moon phase, when the moon comes between the Earth and the sun, the back side of the moon gets hide by daylight.
The moon changes its shape during rotation of earth as per the lunar theory. It involves several phases in the given sequence First Quarter following Waxing Gibbous, Full Moon, Waning Gibbous, Last Quarter, Waning Crescent, New Moon and Waxing Crescent and repeats.
Hence, the correct option is B. 28 days.
Which of these is a direct consequence of ozone depletion on human health?
A.High blood pressure
B.Bioaccumulation
C.Skin cancer
D.Lead poisoning
C. Skin Cancer
Please mark as brainlest really need it
- KidSavage13
What would happen to a sample of your red blood cells if they were placed in a hypotonic solution?
Hypotonic solutions contain a low concentration of solute relative to another solution ( The cells cytoplsm)
Thus, when a cell in placed in a hypotonic solution, the water diffuses into the cell, which causes the cell to swell up.
The cell has lower solute concentration than the solution. So the solution is HYPERTONIC and the cell is HYPOTONIC.
As a result, a cell that does not have a rigid cell wall, such as a red blood cell, t'will most definitely swell and burst when placed in a hypotonic solution.
Final answer:
Red blood cells placed in a hypotonic solution will swell due to water rushing in, potentially causing hemolysis (bursting). In hypertonic solutions, they will shrink due to water loss.
Explanation:
When red blood cells are placed in a hypotonic solution, the concentration of solutes in the surrounding fluid is lower than those inside the cells. As a result, water rushes into the cells due to osmotic pressure. This influx of water causes the red blood cells to swell, potentially leading to hemolysis, which is the bursting of the cells due to excessive swelling. Conversely, if red blood cells are in a hypertonic solution, they lose water and shrink, which is known as crenation. Red blood cells function optimally in an isotonic environment, where the flow of water in and out of the cell occurs at equal rates, maintaining the normal shape of the cells.
The chemical processes that occur within a cell are affected by many factors. Optimum cell function occurs within a narrow range of conditions.
Which combination of factors would curtail cell function?
I. pH
II. density
III. salinity
IV. temperature
The factors that can potentially curtail cell function include pH, density, salinity, and temperature. Changes in these factors can cause denaturation of proteins, cell dehydration, cellular damage, and decreased resource availability.
Explanation:The functioning of a cell is influenced to a great extent by its surrounding conditions, often falling within a narrow optimal range. The factors that can potentially impact and curtail cell function include the cell's pH, density, salinity, and temperature. Cells require specific physiological pH ranges for optimal function. Deviations can cause denaturation of cellular proteins and enzymes, leading to a loss in cell function. Similarly, high salt (salinity) concentrations can lead to cell dehydration. Cells function best at a body temperature of around 37°C. At higher temperatures, cells may get damaged or die. Similarly, cellular density also impacts function, with overcrowding leading to a decrease in resource availability thereby limiting function.
Learn more about Cellular Conditions here:https://brainly.com/question/30906399
#SPJ3
Which are the three main types of lipids
The three main types of lipids are:Triglycerides, Phospholipids, Steroids.
Triglycerides, also known as triacylglycerols or fats, are the most common type of lipids found in both plants and animals. They are composed of glycerol and three fatty acid chains. Triglycerides are the primary form in which energy is stored in the body. They serve as a concentrated source of energy and are stored in adipose tissue (fat cells) for future energy needs.
Phospholipids are a crucial component of cell membranes. Like triglycerides, they consist of glycerol, but instead of three fatty acid chains, there are two fatty acids and a phosphate group attached to the third position. The phosphate group makes one end of the phospholipid molecule polar (hydrophilic), while the fatty acid chains are nonpolar (hydrophobic). This unique structure allows phospholipids to form a phospholipid bilayer in cell membranes, providing a selective barrier for the cell.
To know more about lipids here
https://brainly.com/question/17352723
#SPJ6
The three main types of lipids are triglycerides, used for energy storage; phospholipids, which form cell membranes; and steroids, like cholesterol, involved in membrane fluidity and hormone production.
Explanation:The three main types of lipids are triglycerides, phospholipids, and steroids.
Triglycerides are composed of a glycerol molecule joined to three fatty acid chains. They serve as a major form of energy storage in both animals and plants.Phospholipids are made up of two fatty acid chains, a phosphate group, and a glycerol or sphingosine backbone. They are key components of the cell membrane, providing both a barrier and a matrix for other cell components.Steroids are a class of lipids characterized by a structure of four fused carbon rings. Cholesterol is a well-known steroid that plays a critical role in maintaining cell membrane fluidity and serves as a precursor for steroid hormones like testosterone.Lipids play numerous roles in biological systems, including energy storage, cellular structure, and hormone synthesis. They are generally hydrophobic and nonpolar, making them insoluble in water.