Answer:
the flower
Explanation:
i dont know why its just the flower
because the environments of most twin pairs are less diverse than those of the general population, it is often difficult to
Heritability estimations are likely to overstate the influence of heredity since the settings of the majority of pairs of twins are less than that of the general population. Heritability estimations are susceptible to error.
What does the term "heritability" mean?the percentage of variance in a community trait that is due to genetic inheritance. Estimates of heritability are frequently given in percentages and range from zero to 1. Heritability seems to be the single most crucial factor to take into account when choosing the best animal evaluations, selection, and mating procedures.
How is heritability determined?Heritability can also be calculated by modelling summary information from genome-wide association studies, examining at the connection amongst person phenotype with genotype data, or evaluating individual phenotypic variance among associated individuals in a community.
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1: what is the genotype ratio for this cross?
2: what is the phenotype ratio for this cross?
PLEASEEEEEE SOMEONE HELPPPPPPPPO PLEASEEEE
This cross's genotypic ratio is recorded as 1:2:1. Each gene in animals and plants has two alleles or variants, one from each parent. When male and female gametes mate (cross), the Punnett square grid is used to forecast all phenotypic variants for the progeny.
In this cross, what is the phenotypic ratio?When organisms are crossed, there are only two phenotypic choices as results, and they both have a 50/50 probability of emerging.
Both parents are heterozygous for each characteristic, and one allele for each trait has total dominance. This indicates that while both parents have recessive alleles, they have the dominant phenotype. The anticipated phenotypic ratio for a dihybrid cross is 9: 3: 3: 1.
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2. What is the theory of inflation? How does it provide evidence for the
multiverse?
Answer:
The theory of inflation is what set the universe expanding in the first place. Inflation can go on forever, so when it comes to external inflation, new universes can be infinitely created which provides evidence for the multiverse.
What is the direction of the moving force of air? Responses
Answer:
Explanation:
The pressure gradient causes the air to move horizontally, forcing the air directly from a region of high pressure to a region of low pressure. The Coriolis force deflects the direction of the flow of air and causes the air to flow parallel to the isobars.
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The careful observations of many scientists have resulted in the development of the cell theory. Which of the following is not part of this theory?
a. All cells contain a nucleus.
b. All cells come from existing cells.
c. The cell is the basic unit of all living things.
d. All organisms are made up of one or more cells.
Answer:
a
Explanation:
all cells do not contain a nucleus
You can use the punnett square to see what would happen to the distribution of phenotype frequencies if one of the three genes were lethal when homozygous recessive. Select (figure 3) from the drop-down menu. Notice that bb has been used as an example of a lethal genotype. Because bb individuals would not survive, those squares have been crossed out
In the Punnett square shown in figure 3, the genotype of the parents is AaBbCc, and the three genes are unlinked.
If one of the three genes, say gene B, were lethal when homozygous recessive, the frequency of the remaining genotypes and phenotypes would change. The Punnett square shows that 1/4 of the offspring are expected to be homozygous recessive for the B allele (bb). However, since the bb genotype is lethal, those individuals would not survive, and their squares in the Punnett square are crossed out. As a result, the expected frequency of the remaining genotypes and phenotypes changes, with an increase in the proportion of individuals who are heterozygous for the B allele (Bb) and a decrease in the proportion who are homozygous dominant (BB).
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1. fatty acids2. amino acids3. phospholipids4. hydrogen5. peptide6. tertiary7. secondary8. rough endoplasmic reticulum9. ribosome10. Golgi apparatus11. vesicle
The production of antibodies inside the lymphocytes starts at the ribosome (organelle) by joining amino acids together, creating peptide bonds, and forming the primary level structure polypeptide. The polypeptide bends and folds tertiary in the Golgi apparatus (organelle), to form the next level of structure. For instance, the secondary level of structure is formed by hydrogen bonds to create alpha helix or beta-pleated formations.
In order for an antibody to be released into the blood, a fully formed antibody will move from rough endoplasmic reticulum (organelle) to another organelle named Golgi apparatus to sort and be processed for shipment out of the cell. Antibodies transport from organelle to organelle and to the plasma membrane in a vesicle, which is made out of fatty acids-phospholipids.
1. fatty acids
2. amino acids
3. phospholipids
4. hydrogen
5. peptide
6. tertiary
7. secondary
8. rough endoplasmic reticulum (organelle)
9. ribosome (organelle)
10. Golgi apparatus (organelle)
11. vesicle
make up part of the Cell Membrane Bilayer*
O Lipids
O Proteins
O Crabohydrates
O Nucleic Acids
Answer:
lipids
Explanation:
.............
Answer:
Lipids
Explanation:
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which species was removed from the u.s. endangered species list in part because a national wildlife refuge was established to protect it?
We, the U.S. Fish and Wildlife Service (Service), are removing the Hawaiian hawk (io) (Buteo solitarius) from the Federal List of Endangered and Threatened Wildlife under the authority of the Endangered Species Act of 1973, as amended (Act).
The grey wolf, for example, was once on the verge of extinction and was listed as endangered in the 1970s. In fact, the grey wolf is the only species that was deliberately brought to the brink of extinction because they were deemed to be pests that needed to be eradicated.
All Americans can be proud that, thanks to the ESA, the California condor, grizzly bear, Okaloosa darter, whooping crane, and black-footed ferret have all been saved from extinction.
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An individual having two different alleles of a specific gene is described as being _________ for that specific trait.
An individual having two different alleles of a specific gene is described as being Heterozygous for that specific trait.
You have a heterozygous genotype for that gene if the two versions differ. Being heterozygous for hair color, for example, means you have one allele for red hair and one allele for brown hair. The interaction of the two alleles influences which traits are expressed.
Being homozygous for a gene means you inherited two identical copies. It is the inverse of a heterozygous genotype, in which the alleles differ. People with recessive characteristics, such as blue eyes or red hair, are always homozygous for that gene. In genetics, heterozygous means having inherited different versions (alleles) of a genomic marker from each biological parent. As a result, a person who is heterozygous for a genomic marker has two distinct versions of that marker.
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Which type of symbiotic interaction is described below? is a symbiotic interaction in which one species benefits from the relationship, while the other is not affected by it.
Answer:
Commensalism
Explanation:
It is a symbiotic interaction in which one is benefited while the other is neither harmed nor benefited.
What is the relationship between a bee and flower
Answer:
Both are living organisms.
Both reproduce.
Both undergo growth and development.
Both react to changes to the environment.
Both excrete.
Explanation:
Which gland of the endocrine system is located near the brain?.
Answer:
Pituitary gland
Explanation:
PLS HELP ASAP!!! I WILL MARK BRAINLIEST TO WHOEVER ANSWERS FAST!!
How does gene flow prevent speciation? There are 3 correct answers. Select all of them.
a. Gene flow creates more isolated populations.
b. Gene flow creates more isolated species.
c. Gene flow equalizes the gene pool of two populations.
d. Gene flow prevents mutations from becoming more common.
e. Gene flow stops populations from being isolated.
f. Gene flow increases the likelihood of mutation.
Answer:
A C F
Explanation:
Which of the following problems are a result of acid deposition?
Nitrogen depletion in soils
Decreased pH levels in lakes and rivers
Corrosion of monuments and metal structures
I and III
II and III
I only
II only
Answer:
II and III
Explanation:
Acid will decrease pH levels in water and corrode monuments like marble statues and rust metals, but has no correlation to nitrogen depletion.
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Organelles are specialized structures that perform various functions in the cell. What is the function of the nucleus in plant cell?
Structure that organizes motion of chromosomes
Structure that contains DNA and regulates genes
Stack of membranes that packages chemicals
(This is 7th grade science).
Answer:
Structure that contains DNA and regulates genes
Explanation:
To carry out these functions, cells contain various organelles, which are specialized structures that perform specific tasks within the cell. One of the most important organelles in the cell is the nucleus. The nucleus is the control center of the cell and is responsible for storing and processing genetic information.
Houses have been built around a small retention pond, increasing the fertilizer runoff into the pond. This has led to algal blooms in the pond which periodically reduce the amount of dissolved oxygen available in the water. What will be the most likely long-term effect on the fish population living in the pond if the situation with the fertilizer does not change?
The fish population will grow as more offspring are born that can take advantage of the new conditions.
The population will be replaced by a different species of fish that consumes algae for food.
The fish population will learn to survive with less oxygen and more algae in the water.
The population will evolve, leaving only those genetically equipped to deal with low oxygen levels.
Answer: The population will evolve, leaving only those genetically equipped to deal with low oxygen levels. brainliest
Explanation:
Answer:
The population will evolve, leaving only those genetically equipped to deal with low oxygen levels.
Explanation:
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Unicellular organisms are made up of only one cell that carries out all of the functions needed by the organism, while multicellular organisms use many different cells to function.
Unicellular organisms include bacteria, protists, and yeast.
a. Why do you think unicellular organisms perform asexual reproduction? (give two reasons)
b. What type of asexual reproduction do bacteria most commonly use?
Answer:
A)
1: The offspring of the cell will contain the exact genes of the parent by reproducing asexually
2: They can reproduce rapidly by reproducing asexually.
B) Binary fission. One cell simply splits into two identical cells.
Explanation:
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A scientist is comparing the dna sequences of three different organisms. which evidence would support the conclusion that all three organisms are closely related?
If a scientist is comparing the DNA sequences of three different organisms and wants to conclude that all three organisms are closely related, they would look for evidence of similarity in their DNA sequences
They would specifically search for the following proof:
High degree of sequence similarity: If there is a great deal of similarity between the DNA sequences of the three organisms, this may indicate that they are closely related and had a common ancestor.
Shared genetic characteristics: The existence of particular genes or genetic markers in all three creatures shows that they are closely related and descended from a single species.
Genes or sequences that are conserved: If the three creatures contain genes or sequences that are conserved, it is likely that they have a common evolutionary history and are related.
Geographical distribution: If all three organisms are present in the same area, this is indicative of their close kinship and same ancestry.
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PLEASE HELP THIS IS TIMED
Answer:
Shoud be the answer in the middle
Explanation:
Do a punnett square just to be sure:)
Answer:
BB and Bb
Explanation:
It's this because the dominant gene is present so either way they're going to have brown hair. If it was two blonde people then bb would be one of the answers if that makes sense.
Cellular respiration begins with Glycolysis, in which an investment of 2 ATPs are needed in order to break a carbon-carbon bond in 1 glucose molecule. When the bond is broken, high energy electrons are released and carried by ___________ to go to the Electron Transport Chain. The resulting carbon compound, pyruvate, will enter the Krebs Cycle. A net gain of 2 ATP are created. However, if oxygen is not readily available to the cell (and the mitochondria), ____________ and pyruvate will enter Lactic Acid Fermentation to free up the ____________ so it can continue accepting high energy electrons from the breakdown of glucose in Glycolysis. This will, in turn, continue to create a small, but steady supply of ATP energy.
Answer:
1. NADH
2. NADH
3. NADH
Explanation:
Cellular respiration begins with Glycolysis, in which an investment of 2 ATPs are needed in order to break a carbon-carbon bond in 1 glucose molecule. When the bond is broken, high energy electrons are released and carried by NADH to go to the Electron Transport Chain. The resulting carbon compound, pyruvate, will enter the Krebs Cycle (to produce GTP/ATP as well as NADH and FADH₂ which carries electrons to the electron tranport chain). A net gain of 2 ATP are created. However, if oxygen is not readily available to the cell (and the mitochondria), NADH and pyruvate will enter Lactic Acid Fermentation to free up the NADH so it can continue accepting high energy electrons from the breakdown of glucose in Glycolysis. This will, in turn, continue to create a small, but steady supply of ATP energy which is the 2 ATP generated in the payoff phase of glycolsis.
Ashley is charting the motion of her pet rabbit. The diagram below shows its position every 0.25 seconds.
Which of the following statements about the rabbit's motion is true?
A. The rabbit's speed is increasing through time.
B. The rabbit is moving at a constant speed.
C. The rabbit's position is not changing through time.
D. The rabbit's speed is decreasing through time.
Answer:A
Explanation:
its is
The rabbit's speed is increasing over time, and it is known as velocity. Therefore, option A is correct.
What is velocity?Velocity is a term used in physics to describe the speed of an object in a particular direction. It is a vector quantity, which means it has both magnitude (speed) and direction.
The formula for calculating velocity is:
Velocity = displacement/time
In other words, velocity is often used interchangeably with speed, which is also a measure of how fast something is moving. However, velocity specifically refers to the speed of an object in a particular direction, whereas speed does not take direction into account.
Thus, The statement which is true about the rabbit's motion is "the rabbit's speed is increasing over time". Therefore, option A is correct.
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finish the gaps
if you increase the concentration difference, the rate will..........
if you increase the thickness of the membrane, the rate will..............
if you increase the surface area, the rate will.....................
Answer:
0
Explanation:
Answer:
the rate goes up four times.
?
increase the reaction rate
Explanation:
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Which statement describes the role of a mitochondrion in providing a body with energy? It stores glucose that is taken from food so that respiration can happen later. It combines blood and oxygen so that energy can be released from glucose. It is the site where oxygen combines with small molecules and releases large amounts of energy. It is the site where food is broken down into small molecules and amounts of energy.
Answer:
3. It is the site where oxygen combines with small molecules and releases large amounts of energy.
Explanation:
Mitochondria is a cell organelle
It produces ATP, which is considered as energy currency of cell.
Answer:
C
:D
Explanation:
Which statement about cell structures is accurate
Answer:
cell of a tissue have similar structure
Explanation:
the cell is the basic structural functional and biological unit of all know organisms there are different shapes of the cells
1. What is the Driving Mechanism of Continental Drift?
Answer:
Holmes proposed that the continents, which “floated” on the Earth's mantle, moved with the convection flow of the magma (hot semifluid below the Earth's crust). The mechanism of continental drift is like the flow of branches floating in the moving waters of rivers, as shown in Figure 3-11.4.
Explanation:
What is conjugation in bacteria?
Conjugation in bacteria is the process of transferring genetic material from one bacterium to another through a pilus.
Conjugation is a method of horizontal gene transfer in bacteria, where genetic material is transferred from a donor bacterium to a recipient bacterium through a pilus. The pilus, which is a thin tube-like structure, connects the two bacteria, allowing for the transfer of genetic material, such as plasmids or other mobile genetic elements.
During conjugation, the donor bacterium replicates its plasmid and transfers one copy to the recipient bacterium. This transfer of genetic material can provide the recipient bacterium with new traits, such as antibiotic resistance or the ability to metabolize new substrates.
Conjugation is an essential mechanism for the spread of antibiotic resistance in bacteria and plays a significant role in bacterial evolution and adaptation.
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define and describe osmosis
Answer:
Movement of a solvent (such as water) into a solution with a higher solvent concentration by means of a semi-permeable membrane (as from a live cell), which tends to equal solute concentrations in the membrane on both sides.
Explanation:
Osmosis, the spontaneous transition, distribution, or diffusion of water and other solvents over a semipermeable membrane. In 1877, a German physiologist, Wilhelm Pfeffer, researched the process, which is important in biology.
Osmosis is the passage of water down its concentration gradient, across a semi-permeable membrane. An everyday example is a plastic wrap in your kitchen: it allows air and water vapor to move across it, but no water or food. The membranes of cells are semi-permeable, too.
Please help me need the answer . how far is the distance, to the nearest decimal,between the two marks? By the way None of these is wrong
What are new values in the United States that might be grouped under the term self fulfillment, a commitment to the full development of one’s personality, talents, and potential?
Answer:
These new values are leisure, physical fitness, and youthfulness. Self-fulfillment is associated with the development of health and leisure habits. Personal fulfillment is a commitment to the full development of the personality, talents, and potential of each, leisure, and health.
Explanation: