The predicted frequency of heterozygotes in the population is approximately 0.255 or 25.5%.
The Hardy-Weinberg principle predicts the frequencies of genotypes in a population under certain assumptions, including that the population is large, randomly mating, and not subject to evolutionary forces. Using the equation p^2 + 2pq + q^2 = 1, where p and q are the frequencies of the two alleles in the population, we can calculate the expected frequencies of the three genotypes. In this case, p = 0.15 and q = 0.85.
Therefore, the frequency of heterozygotes (2pq) would be 2 x 0.15 x 0.85 = 0.255, or approximately 25.5%. This means that about one in four individuals in the population would be expected to be heterozygous for the gene of interest.
According to the Hardy-Weinberg principle, the frequency of heterozygotes can be calculated using the formula 2pq. In this case, p represents the frequency of one allele (0.15) and q represents the frequency of the other allele (0.85). To find the frequency of heterozygotes, simply multiply these values by 2:
2 x 0.15 x 0.85 ≈ 0.255
Therefore, the predicted frequency of heterozygotes in the population is approximately 0.255 or 25.5%.
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Help!!!!!!!!!
Difference between sperm and zygote
zygote is the diploid cell that results from the fertilization between an egg and sperm
sperm is the male reproductive cell that is responsible for a baby to born
ZYGOTE IS DIPLOID CELL FORM WHEN TWO GAMETE CELLS ARE JOINED BY MEANS OF SEXUAL REPRODUCTION
SPERM IS THE MALE REPRODUCTIVE CELL,OR GAMETE IN ANISOGAMOUS FORMS OF SEXUAL REPRODUCTION.
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If there were 75 naturally occurring amino acids then what is the smallest codon size? A) 1 B) 2 C) 3 D) 4 E) 5
If there were 75 naturally occurring amino acids, the smallest codon size would be 3.
In the genetic code, a codon is a sequence of three nucleotides that specifies a particular amino acid. With 75 naturally occurring amino acids, there would need to be at least 75 unique codons to represent each amino acid. Since each codon is composed of three nucleotides (A, T, G, or C), the smallest codon size that can accommodate 75 different combinations is three nucleotides. Amino acids are organic compounds that serve as the building blocks of proteins. They are composed of an amino group (-NH2), a carboxyl group (-COOH), and a side chain (R group) attached to a central carbon atom. There are 20 standard amino acids that are commonly found in proteins, each with a unique side chain that imparts specific chemical properties to the amino acid. These properties include polarity, charge, and hydrophobicity, which influence protein structure and function.
Therefore, the answer is C) 3.
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Block mountains are caused by faults in the crust, where rocks can move past each other in a rift and rise. the uplifted rocks become block mountains while the intervening dropped blocks are known as graben. Which mountain ranged is formed this way?
Answer:
This is true except they are called fault-block mountains
Explanation:
The difference between an individual's genotype and its expression in his or her phenotype is a consequence of the person's __________.
Answer:
I'm pretty sure the answer is "environment"
Suppose you do an experiment in which you have a culture of algae that is growing pretty well in its current medium. You take samples of the culture, and to half of them you add nitrogen, and to the other half you add magnesium. After one week, the half with the nitrogen added hasn't changed compared to the original culture, but the ones with added magnesium show much more algae growth than the others. What was the limiting nutrient?A. MagnesiumB. Nitrogen C. PhosphorusD. Eutrophication
In the examination, Magnesium was the limiting nutrient in the first culture. The correct answer is (A) Magnesium.
A restricting supplement is characterized as a supplement that is available at all sums in a biological system where the development and multiplication of organic entities residing in an environment are constrained by restricting the accessibility and centralization of the supplement.
A few normal restricting supplements incorporate bioavailable nitrogen and phosphorus, for example, cyanobacterial blossoms that happen in sea-going conditions following contamination with phosphates. In the given analysis, magnesium is the restricting supplement.
Other than CO2 and light, green growth expects supplements to develop, nitrogen (N) and phosphorus (P) being the main ones. These can be provided as horticultural compost, which is straightforward, and effectively accessible however can be a tremendous expense factor (Braun and Reith, 1993; Chisti, 2008b).
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A person with anti-A and anti-B antibodies in their blood has what blood type?А. type AВ. type BС. type ABD. type 0
The answer is the letter D. type O
The blood type O contains both the anti-A and anti-B antibodies in their plasma. Antigens are protein molecules that are found on the surface of red blood cells and they are involved in the natural defense of the body. They have the ability to recognize foreign substances including germs and aerts the
2- El electron ocupa el nivel
de menor energia que se
encuentran libre falsa o verdadera
verdad
porque si estos tuvieran carga positiva ya no serían electrones
A blockage in the external iliac artery will reduce blood flow to thea) external iliac arteryb) common iliac arteryc) femoral arteryd) abdominal aortae) ileal artery
The correct option is a) external iliac artery. A blockage in the external iliac artery will reduce blood flow to the femoral artery.
The external iliac artery is a major blood vessel that supplies blood to the lower limbs. It is connected to the common iliac artery, which is responsible for supplying blood to the pelvis and lower abdominal region. However, the immediate impact of a blockage in the external iliac artery would primarily affect the blood flow to the femoral artery.
The femoral artery is a continuation of the external iliac artery and is located in the thigh region. It carries oxygenated blood to the lower extremities, providing nourishment and oxygen to the leg muscles and tissues. When a blockage occurs in the external iliac artery, it restricts or reduces blood flow downstream, affecting the arteries supplied by it.
Therefore, a blockage in the external iliac artery will result in decreased blood flow specifically to the femoral artery. This reduction in blood flow can lead to compromised circulation, decreased oxygen and nutrient delivery, and potential symptoms such as pain, weakness, or tissue damage in the lower limbs supplied by the femoral artery.
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A strand of mRNA has the bases adenine-cytosine-uracil. Which amino acid
corresponds to these bases?
A. Leu
B. Thr
c. Arg
D. Ser
Answer:
ACU - Thr
Explanation:
I don’t understand?
Answer both
Answer:
i believe its B
Explanation:
If you get it wrong im so sorry
but if i you get it right may i have brainliest
it would really help...:)
Water is a source of ______________ for chemical reactions in cells. (a) hydrogen atoms (b) oxygen atoms (c) energy Both (a) and (b) (a), (b), and (c).
Answer:
A) Hydrogen Atoms
Explanation: Water provides hydrogen (H) and (O) atoms for making biological molecules.
Water is a source of both (a) and (b) for chemical reactions in cells. Water molecules have one oxygen atom in the center and two hydrogen atoms, one on each side which participate in chemical reaction.
what are the features of water molecule ?
Water is tasteless, odorless, or transparent, where oxygen atom having nucleus attracts electrons more strongly than the nuclei of the hydrogen atoms.
So oxygen is more electro negative and electron-greedy than hydrogen atom, resulting in the development of a partial negative charge on the oxygen atom of the water and a partial positive charge on the hydrogen end.
Water shows both cohesive and adhesive properties where adhesion of water molecules refers to stick to some other substance while cohesion is the property of water molecules to stick together.
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Which of the following is true of the Protist Kingdom? (there may be more than one answer)
-they are eukaryotic
-they can be heterotrophs
-they can be beneficial
-they are prokaryotic
-they can be autotrophs
-they can be harmful
Protist Kingdom they are eukaryotic, they can be heterotroph, can be beneficial, they can be autotrophs.
What are the characteristic features of kingdom protist?The kingdom Protista are eukaryotic organism in nature which include both unicellular and multicellular eukaryotic organisms which are the intermediate between plants and animals.
They ack differentiated vegetative tissues, except the reproductive structures, variable in shape, found in variety of places such as soil, fresh water, ocean floor, decomposing organic matter, etc.
The protists exhibit both autotrophic and heterotrophic mode of nutrition, or phagotrophic, saprobiotic or parasitic strategies.
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Which statements is true about organ systems in the human body?
Choose 1 answer:
(A) if one organ system fails, a different organ system can take its place.
(B) all organ systems carry out the same functions in the human body.
(C) organ systems interact to allow the body to live and grow.
Answer:
That is depend upon the proper function of the body
Hope it will help you to understand and help you to choose your answer yourself Thankyou
Explain incomplete dominance, using snapdragon flowers as an exmaple
Answer:
when a dominant allele, or form of a gene, does not completely mask the effects of a recessive allele, and the organism's resulting physical appearance shows a blending of both allele
Explanation:
Cross-pollination between red snapdragons and white snapdragons result in pink when neither the white or the red alleles are dominant.
Answer:
Sample Answer:
Incomplete dominance is seen in offspring that have a third phenotype not seen in the parents. Snapdragons are an example. The third phenotype results when a snapdragon with the red pigment protein crosses with a snapdragon with a defective gene that produces no pigment, resulting in a white snapdragon. The offspring receive one allele from each parent, resulting in half the amount of pigmentation for red color being expressed. The offspring will be pink snapdragons instead of red or white.
Explanation:
EDG 2021
WHY do dolphins hate sharks
Why do sharks avoid Dolphins?
Made of very strong and thick bone, dolphin snouts are biological battering rams. Dolphins will position themselves several yards under a shark and burst upwards jabbing their snout into the soft underbelly of the shark causing serious internal injuries. More than Peas in a Pod.
7. Microscopes that view slides are called ____________________ because the use _______________ lenses.
Answer:
compound light microscope, optical
Explanation:
True or false? Proteins are made from long chains of fatty acids.
Answer:
False
Explanation:
Proteins are made up of hundreds or thousands of smaller units called amino acids, which are attached to one another in long chains.
hope it helps<32.
Cells have semipermeable membranes that-
A
release ATP during the process of cellular respiration,
B
capture light energy in order to perform photosynthesis.
с
are the organelle responsible for cellular metabolism.
D
regulate the movement of material into and out of the cell.
Some species of flowers have markings that are visible only to insects with the ability to see ultraviolet light waves. These markings help the plants -
A. avoid parasitic insects
B. attract pollen-gathering insects
C. seek out moisture in the soil
D. create a strong scent to attract bats
Answer:
B. attract pollen-gathering insects
Some flower species have marks visible only to insects with the ability to see waves of ultraviolet light, to attract pollen-gathering insects.
How do insects see flowers?Ultraviolet flowering photography gives us a hint of what flowers look like to pollinators. Insects see the world very differently than humans do. They can't see red light like we can, but they can see ultraviolet wavelengths invisible to the human eye.
With this information, we can conclude that some flower species have marks visible only to insects with the ability to see waves of ultraviolet light, to attract pollen-gathering insects.
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Where do plants get the carbon needed to make glucose molecules during the process of photosynthesis?
a.) from the ground
b.) from the air
c.) from the water
d.) from the sun
Answer:
b.) from the air
Explanation:
During photosynthesis, plants take in carbon dioxide (CO2) and water (H2O) from the air and soil. Within the plant cell, the water is oxidized, meaning it loses electrons, while the carbon dioxide is reduced, meaning it gains electrons. This transforms the water into oxygen and the carbon dioxide into glucose.
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The nucleus carries out the life function.
A.) regulation
B.) respiration
Answer:
regulation
Explanation:
The nucleus is basically the master control of the cells
PLS HELP!!!!
Can you describe a frogs metamorphosis, including whether it is complete or incomplete
Explanation:
Frog undergoes a complete metamorphosis. It includes the egg, tadpole, froglet and then adult frog stages. In complete metamorphosis the hatchling does not resemble the parent and changes as it grows to be an adult.
During metamorphosis the tadpole will develop back legs first, then front legs. Around 6 weeks of life the mouth starts to widen. Sometime around 10 weeks the froglet’s, as it is now called, eyes start to bulge out and the tail begins to shrink and eventually disappear. When the lungs finish developing the froglet makes it’s way onto the land and, Ta-da! It’s a frog!
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Drag each tile to the correct box.
Arrange the steps in the order they in occur during the development of neurons.
A) Signaling Factors cause precursor neurons to produce neurons.
B) Stem cells arise from the inner mass of cells.
C)Genes that lead to the production of undifferentiated precursor neurons are activated.
D) Signaling factors trigger differentiation in stem cells.
Answer:
Stem cells arise from the inner mass of cells.Explanation:
The steps in the development of neurons must occur in a specific order for the process to be successful. In the first step, stem cells arise from the inner mass of cells. These stem cells are unspecialized cells that have the potential to develop into a wide range of different cell types.
Next, genes that lead to the production of undifferentiated precursor neurons are activated. These genes provide the instructions for the stem cells to begin developing into neurons.
Once the precursor neurons have been produced, signaling factors trigger their differentiation. This means that the precursor neurons become specialized and begin to develop into specific types of neurons.
Finally, signaling factors cause the precursor neurons to produce neurons, completing the development process. This is a critical step because it ensures that the neurons are able to function properly and play their role in the nervous system.
How blood is transported from the vena cava to lungs?
Answer:Blood is transported from the vena cava to the lungs in the following steps:
Blood enters the heart at the right atrium.Then the atrium contracts, and
the atrio-ventricular valves open.
This causes blood to pass into the right ventricle.
Then the ventricles contract, and
the semilunar valves open.
This causes blood to pass from the pulmonary artery to the lungs.
Explanation:
Glycolysis is the first of three steps in cellular respiration. Review glycolysis by matching each phrase on the right with a term on the left. Some terms are used twice.
____1. Compound formed between glucose and pyruvic acid
____2. Not involved in glycolysis
____3. Fuel molecule broken down in glycolysis
____4. Produced by substrate-level phosphorylation
____5. Invested to energize glucose molecule at start of process
____6. Reduced as glucose is oxidized
____7. Glucose converted to two molecules of this
____8. Assembled to make ATP
____9. "Splitting of sugar" 10. Carries hydrogen and electrons from oxidation of glucose
A NADH
B. Pyruvic acid
C ATP
D. NAD
E .Glucose
F. Glycolysis
G. ADP and P
H.Oxygen
I. Intermediate
Answer:Glycolysis is the first of three steps in cellular respiration. Review glycolysis by matching each phrase on the right with a term on the left. Some terms are used twice.
____1. Compound formed between glucose and pyruvic acid
____2. Not involved in glycolysis
____3. Fuel molecule broken down in glycolysis
____4. Produced by substrate-level phosphorylation
____5. Invested to energize glucose molecule at start of process
____6. Reduced as glucose is oxidized
____7. Glucose converted to two molecules of this
____8. Assembled to make ATP
____9. "Splitting of sugar" 10. Carries hydrogen and electrons from oxidation of glucose
A NADH
B. Pyruvic acid
C ATP
D. NAD
E .Glucose
F. Glycolysis
G. ADP and P
H.Oxygen
I. Intermediate
Explanation:
The answer to the statements are:
A. NADHB. Pyruvic acidC ATPD. NADE . GlucoseF. GlycolysisG. ADP and PH.OxygenI. IntermediateWhat are cellular respiration and its purpose?Cellular respiration is the system that occurs inside the mitochondria of organisms (animals and plants) to break down sugar inside the presence of oxygen to release strength in the form of ATP. This system releases carbon dioxide and water as waste products.
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which of the following constitutes total lung volume?residual volume and vital capacitytidal volume, inspiratory reserve volume, and expiratory reserve volumeresidual volume and tidal volumevital capacity and tidal volume
Total lung volume refers to the maximum amount of air that the lungs can hold. This volume can be determined by adding together different lung volumes. The Correct option is A
Among the options provided, the correct combination of lung volumes constituting total lung volume is d. Vital capacity and tidal volume. Vital capacity refers to the maximum amount of air that can be exhaled after taking a deep breath, while tidal volume is the amount of air that moves in and out of the lungs during normal breathing.
Together, vital capacity and tidal volume account for the total lung volume. The other options do not include all the necessary lung volumes to calculate total lung volume.
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Complete Question:
Which of the following combinations of lung volumes constitutes total lung volume?
a. Residual volume and vital capacity
b. Tidal volume, inspiratory reserve volume, and expiratory reserve volume
c. Residual volume and tidal volume
d. Vital capacity and tidal volume
The constellation canis minor has a binary star system consisting of procyon a and procyon b. procyon a, at 3×1030kg , has 2.5 times the mass of procyon b; and they are roughly 2×1012m apart. how does the force on procyon a from procyon b compare to the force on procyon b from procyon a?
The force on Procyon A from Procyon B is equal to the force on Procyon B from Procyon A. Therefore the force on Procyon A from Procyon B is approximately 1.5012 × 10^26 N.
To answer this question, we will use Newton's law of universal gravitation, which states that the gravitational force between two objects is directly proportional to the product of their masses and inversely proportional to the square of the distance between their centers.
Given:
Mass of Procyon A (M1) = 3 × 10^30 kg
Mass of Procyon B (M2) = M1 / 2.5 = (3 × 10^30 kg) / 2.5 = 1.2 × 10^30 kg
Distance between Procyon A and B (r) = 2 × 10^12 m
Now, we can find the gravitational force (F) between Procyon A and B using the formula:
F = G * (M1 * M2) / r²
where G is the gravitational constant, approximately 6.674 × 10^-11 N m²/kg²
F = (6.674 × 10^-11 N m²/kg²) * (3 × 10^30 kg * 1.2 × 10^30 kg) / (2 × 10^12 m)²
F ≈ 1.5012 × 10^26 N
According to Newton's third law of motion, for every action, there is an equal and opposite reaction. Therefore, the force on Procyon A from Procyon B is equal to the force on Procyon B from Procyon A.
So, the force on Procyon A from Procyon B is approximately 1.5012 × 10^26 N, and it is equal to the force on Procyon B from Procyon A.
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A chemical reaction in a living cell occurs in the presence of a specific protein molecule. The concentration of this protein molecule remains the same before and after the reaction. This protein molecule is most likely
1. a coenzyme
2. a substrate
3. an enzyme
4. an acid
Answer:
c
Explanation:
Meiosis is a process used by many organisms but not all organisms. What organisms or habitats would make mitosis a better reproductive option than meiosis?
Answer:
Meiosis does not occur in archaea or bacteria, which reproduce via asexual processes such as mitosis or binary fission. ... Because the chromosomes of each parent undergo genetic recombination during meiosis, each gamete, and thus each zygote, will have a unique genetic blueprint encoded in its DNA.
Explanation:
just did it
Imagine other traits that could have been received from parents: maybe one parent has brown hair and the other has blond hair, but the child has brown hair. Explain to the best of your abilities why a certain hair color or other traits may come from parents, but other traits may not be exhibited.
A person may have a gene for brown hair and a gene for blond hair. He would give one of those traits to his child.
Each of two parent transfer two alleles for hair color. Blonde hair is a recessive gene and brown hair is a dominant gene.
Even though the gene passed down from parents to child determine hair color, variations in alleles can result in different hair color than both parents. In Human DNA has millions of on and off switches and networks that control how genes function. Genes responsible for hair color come from both parents.
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