if we cross an ultramel snake that is homozygous at both loci to a lavender albino that is homozygous at both loci, what fraction of the f1 offspring will have wildtype pigmentation?
Answers
The fraction of the F1 offspring with wildtype pigmentation would be 100%.
The cross between an ultramel snake that is homozygous at both loci (UUAA) and a lavender albino that is homozygous at both loci (uuaa) would result in the following cross: UUAA x uuaa
In this cross, all of the F1 offspring would be heterozygous at both loci (Uuaa), and would have the following genotype for pigmentation:
U: dominant allele for normal pigmentation
u: recessive allele for albinism
A: dominant allele for normal coloration
a: recessive allele for hypo-pigmentation
Since U is dominant over u, the F1 offspring will have normal pigmentation and will not be albinos. Similarly, since A is dominant over a, the F1 offspring will have normal coloration and will not display hypo-pigmentation. Therefore, all of the F1 offspring will have wildtype pigmentation.
In conclusion, the fraction of the F1 offspring with wildtype pigmentation would be 100%.
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Related Questions
other name of environmental biology is
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Answer:
ecology, also called bioecology, bionomics, or environmental biology, study of the relationships between organisms and their environment.What does the term mutation mean in regards to human genetics?
Answers
Answer:
A mutation is a change in a DNA sequence. Mutations can result from DNA copying mistakes made during cell division, exposure to ionizing radiation, exposure to chemicals called mutagens, or infection by viruses.
Explanation:
A mutation is a change in a DNA sequence
Construct a dichotomous key that could be used to identify protoctista
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A dichotomous key that could be used to recognize protoctista is provided below:Multicellular or unicellular (switch to option 2),Has a silica cell wall (diatoms) or doesn't have a silica cell wall (go to option 3)
How can you recognize an organism using a dichotomous key?The scientist uses the key by starting at the top, or beginning, and determining which of the two possibilities applies to their organism. The key leads them to a new inquiry in response to their response. They carry on in this manner until they arrive at the name of an organism, which is the finish.
What makes protists easy to recognize?Cell morphology, which includes cell size and shape, number of flagella, place of flagellar attachment, and presence of an axostyle, is used to identify protist species (Kirby, 1937). (Koidzumi 1921, Honig- berg 1963, Kudo 1966).
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The ______ functional division of the nervous system transmits information from the viscera to the central nervous system.
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The visceral sensory division functional division of the nervous system transmits information from the viscera to the central nervous system.
The visceral (or autonomic) motor system controls involuntary functions mediated by the activity of smooth muscle fibers, cardiac muscle fibers, and glands.
The nervous system that regulates the visceral system is carried out by the autonomic nervous system whose neuron cell bodies are in the sympathetic and parasympathetic ganglia and innervate smooth muscle, cardiac muscle, and glands. This visceral motor system is regulated by a feedback system via the dorsal ganglia of the spinal cord and sensory ganglia of the cranial nerves which make local reflex connections in the spinal cord and brainstem.
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please help me with this!!! very quick answers plz
Answers
The direction of the reaction.
Answer:
Reactants: Carbon Dioxide, Light Energy, Water
Products: Glucose, Oxygen
Explanation:
which term specifically refers to the gain of extra chromosome sets from individuals of the same species? view available hint(s)for part a which term specifically refers to the gain of extra chromosome sets from individuals of the same species? triploidy euploidy autopolyploidy allopolyploidy
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The term that refers to the gain of extra chromosome sets from individuals of the same species is "autopolyploidy".
Autopolyploidy occurs when an organism obtains chromosomes from the same species of origin. An autopolyploid has several homologous chromosome sets that come from the same species. There are two types of polyploids: autopolyploids and allopolyploids. Polyploidy is a genetic condition in which organisms have more than two complete sets of chromosomes. A euploid organism is one that has one or more sets of chromosomes in addition to the haploid number. Triploidy, euploidy, autopolyploidy, and allopolyploidy are all forms of polyploidy, but they differ in their origins and the number of chromosome sets they possess. In summary, autopolyploidy is the acquisition of an extra set of chromosomes from the same species, whereas allopolyploidy is the result of combining chromosomes from different species.Learn more about autopolyploidy and allopolyploidy: https://brainly.com/question/30388149
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Does the amount of energy from the food eaten (Kcal) by each organism equal the amount of energy used by each organism? Support your answer by showing your calculations. (Show your work > math icon)
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Answer:
Explanation:
This continues on, all the way up to the top of the food chain. About 50% of the energy (possibly as much as 90%) in food is lost at each trophic level when an organism is eaten, so it is less efficient to be a higher order consumer than a primary consumer.
Complete the phrase below. Each member must contribute one complete sentence. The words prokaryotic and eukaryotic must be used:
Answers
Answer: for bacteria and fungi, protozoan, plantae and animalia.
Explanation: Prokaryotic cells have-:
genetic material on single chromosome,do not have nuclear membrane,single cell have simple structure,golgi bodies, chloroplast, and lysosomes are not present.Eukaryotic cells have-:
nuclear membrane present,mitochondria is present,cell divide by mitosis,cell wall is present.Which is the correct sequence for the levels of organization?
a
tissue-organism-cell-organ system-organ
b
organism-organ system-organ-tissue-cell
c
organ-organism-tissue-cell-organ system
d
cell-tissue-organ-organ system-organism
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Where do most living things get the energy they need for life? A.either from air or food B.either from sunlight or air B.either from food or sunlight D.either from air or water
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Answer:
C
Explanation:
Answer:
C
Explanation:
which best describes the nucleus of an atom?
A. it is the most massive part of an atom
B. It contains no mass.
C. Its made of neutrons and electrons.
D. it is negatively charged part of the atom.
Answers
The nucleus of an atom describes option A. It is the most massive part of an atom.
The nucleus is the central part of an atom and is composed of protons and neutrons. Protons have a positive charge, while neutrons have no charge (they are neutral). Electrons, on the other hand, are negatively charged particles that orbit the nucleus in electron shells. The nucleus is incredibly small compared to the overall size of the atom, but it contains most of the atom's mass.
The protons and neutrons within the nucleus contribute to the mass of the atom, while the electrons have a negligible mass in comparison. The mass of an atom is determined by the total number of protons and neutrons in the nucleus. Protons and neutrons have roughly the same mass, and their combined mass gives the atom its atomic mass.
Electrons, though they have mass, contribute very little to the overall mass of the atom. The nucleus also plays a critical role in determining the chemical properties and behavior of an atom. The number of protons in the nucleus determines the atomic number, which defines the element and its unique properties. Therefore, the correct answer is option A.
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Which of the following Venn diagrams would BEST be suited to represent the three categories of animals?
Answers
Answer:
intersecting circle and the universal affarmative
Explanation:
Which organ in the body regulates temperature
Answers
Answer:
2 possible ones
Explanation:
Skin - Due to vasoconstriction and vasodilation
Brain - the hypothalamus regulates temperature
What is MOST likely the biggest environmental problem with burning an oil slick in the ocean to remove it? A. It creates air pollution. B. The process is too slow to help wildlife. C. It only removes the top layer of oil. D. The fire kills organisms living on the surface.
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Answer: The biggest environmental problem with burning an oil slick in the ocean to remove it is that the fire kills organisms living on the surface of the water. Option D is the correct answer. Burning an oil slick can create a significant amount of smoke and air pollution, but the immediate impact on surface-dwelling organisms, such as birds and fish, is the most significant concern. Additionally, burning the oil only removes the top layer, leaving behind potentially toxic residues that can still be harmful to marine life. The process can also be slow and dependent on weather conditions, making it an ineffective solution for some situations.
your welcome.
Explanation:
why do brain cells do brain things
Answers
They are building blocks of your brain, and transmit information to other neurons, muscles, and tissues throughout the body. They allow you to think, feel, move, and comprehend the world around you.
hope it helps...!!
which fossil alone provides evidence that South America Africa India Australia and Antarctica were once joined into one supercontinent known as gondwanaland
Answers
Answer:
The fern fossil
Explanation:
The fern fossil has shaded regions in South America, Africa, India, and Australia. This provides evidence that the fern was once located on each of the four continents.
I WILL GIVE BRAINLIEST Using the information above and details from your research, write a paragraph of five sentences or more explaining how microwaves uses the behavior and characteristics of the electromagnetic wave to function.
Answers
Answer:
A microwave uses the behavior and characteristics of the electromagnetic wave to function. A microwave is an electromagnetic wave with a quite long wavelength and low frequency. Microwaves are often called radio waves, but they have higher frequencies than other radio waves. With higher frequencies, they also have more energy. That's why microwaves are useful for heating food in microwave ovens.
Explanation:
Boom, drop the mic.
Which uses of soil are discussed in the video? Check all that apply. as a habitat for animals to live in as a way to clean and store water as a place for plants and crops to grow as a material to clean and smooth skin as a building material for homes and buildings as an area to build windmills for energy production
Answers
Answer:
3. As a place for plants and crops to grow
4. As a material to clean and smooth skin
5. As a building material for homes and buildin
Answer:
3,4,5
Explanation
Which mutation would cause the most issues
Answers
The mutation would cause the most issues is 4, A nonsense mutation.
What is a nonsense mutation?A nonsense mutation is a kind of mutation that transforms a normal codon to a stop codon, resulting in the premature termination of protein synthesis. As a result, a truncated and often nonfunctional protein is created, which may have catastrophic consequences for the organism.
Missense mutations or point mutations in the first, second, or third positions of a codon, may or may not modify the amino acid sequence of the protein, on the other hand and could have variable consequences on protein function, subject to the individual mutation and its placement within the protein.
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Complete question:
Which mutation would cause the most issues?
1. A point mutation in the third position of a codon
2. A point mutation in the second position of a codon
3. A point mutation in the first position of a codon
4. A nonsense mutation
5. A missense mutation
Are those new double-pane windows better at keeping my house at the right temperature?
What is your Hypothesis, Independent Variable, Dependent Variable, and Controlled Variables(multiple)?
Answers
how is ethics and politics related to environmental policy
Answers
An athlete's cells can become too hot to function properly. Which of these processes will best return the cells to normal?
A
Cytokinesis
B
Endocytosis
C
Transpiration
D
Homeostasis
Answers
what word describes the position of the kidneys? question 15 options: sub-lumbar supercranial interabdominal retroperitoneal
Answers
The word that describes the position of the kidneys is retroperitoneal.
The kidneys are retroperitoneal organs, which means they are located behind the peritoneum, a membrane that lines the abdominal cavity.
The peritoneum covers the organs in the abdominal area, but the kidneys are positioned outside of this membrane.
The term "retroperitoneal" indicates that the kidneys are situated behind the peritoneum and are not covered by it. This anatomical position provides protection to the kidneys as they are located closer to the back muscles and the spine.
The other options given in the question are not applicable to the kidneys' position.
"Sub-lumbar" refers to the region below the lumbar vertebrae, "supercranial" pertains to a position above the cranium, and "interabdominal" is not a commonly used term in anatomy.
Therefore, "retroperitoneal" is the correct term to describe the position of the kidneys.
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A cat standing near a pond looking at the fish in water. Which of the following statement is correct?
Оа
b
It depends upon the clarity of the pond water.
The fish appears to the cat at the right depth
The fish appears nearer to the cat than it really is
The fish appears farther to the cat than it really is
Ос
d
Answers
Answer:
The fish appears nearer to the cat than it really is
Explanation:
The situation above is related to the refraction of light. The cat will think that the fish is closer to him, however, it is actually at a different depth in its actual position. This is because of the refraction of light as it travels in two different mediums: water and air. The eyes and brains are not capable of tracing the light rays' refraction, thus, the cat's image of the fish is on a shallower depth. In reality, the light rays reflecting from the fish are actually being refracted on the water's surface.
9. Explain why you think leaflets of compound leaves are arranged in arrays so as not overlap each other? 10. One plant has large simple leaves, the other thin needle-like compound leaves. Which leaf type will be best for a light-limited rainforest understory? Why? 11. Which leaf type will be best for a desert environment? Why?
Answers
9. Leaflets of compound leaves are arranged in arrays so as not to overlap each other because this arrangement allows for maximum light exposure and minimizes shading between leaflets.
10. For a light-limited rainforest understory, large, simple leaves would be the best type.
11. In a desert environment, small, thick, and waxy leaves are best suited.
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Chimpanzees, chickens, cows, and human beings all share a gene for an insulin hormone. What does this suggest? (1 point)
a. this suggests that none of these species share a common ancestor
b. this suggests that all of these species share a common ancestor
c. this suggests that two of these species share a common ancestor
d. this suggests that three of these species share a common ancestor
Answers
Since they all share a similar gene, they must all be share an ancestor that they all descend from at some point in time.
Chimpanzees, chickens, cows, and human beings all share a gene for an insulin hormone this suggests that b. this suggests that all of these species share a common ancestor.
What is evolution?In biology, evolution is the alternative withinside the traits of a species over numerous generations and is based at the method of herbal selection. All cutting-edge people are 99.9% much like each other with inside the part of the human genome that codes for proteins.
In equal regions of the genome, we're 98.8% genetically much like chimpanzees, 75% genetically much like chickens, or even 60% genetically much like banana tree evidence from fossils, proteins, and genetic research shows that people and chimpanzees had a not unusual place ancestor tens of thousands and thousands of years ago. Most scientists trust that the 'human' own circle of relatives tree (called the sub-organization hominin) breaks up from the chimpanzees and different apes approximately 5 to seven million years ago.Read more about the hormone
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A particular type of cell doubles in number every hour. Write the function that can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells
Answers
The function to represent the number of cells present at the end of h hours if there are initially 4 of these cells is n= 4(2)ˣ
Given,
A particular type of cell doubles in number every hour.
So, to determine which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells.
The number of cells denoted with n.
Therefore, the number of bacteria after every hour will form a geometric series.
What is Geometric Progression?Geometric Progression or geometric Sum of G.P. is refer to as if each term is a multiple of the next term then this sequence.
aₙ =arˣ
Where a is the first term which is 4.
And r is the common ratio r = 2.
Therefore,
The number of cells present at the end of h hours if there are initially 4 of these cells is,
n = arˣ
n = 4(2)ˣ
Hence, the function represents the number of cells present at the end of h hours if there are initially 4 of these cells is n = 4(2)ˣ.
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4. Which human activity would (NOT) be classified as one that can harm
water source?*
O A. water pollution
B. waste of water resources
C. using sustainable ways to grow crops
Answers
Whole grain bread is more nutrient dense than are most white breads.. True or False
Answers
True. Whole grain bread is more nutrient dense than most white breads. Whole grain bread is made from the entire grain kernel, which includes the bran, germ, and endosperm. These parts contain essential nutrients such as fiber, vitamins, and minerals.
On the other hand, most white bread is made from refined flour, which has had the bran and germ removed, leaving only the starchy endosperm. This process removes a significant portion of the nutrients present in the grain. Therefore, choosing whole grain bread over white bread can provide more nutritional value to your diet. In summary, whole grain bread is a better choice than most white breads when it comes to nutrient density.
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mitosis
takes one cell and replicates it into two genetically identical cells.
takes two cells one from each parent and replicates it into four genetically unique cells.
takes one cell and replicates it into four cells each with half of the original cell's genetic information.
takes one cell and replicates it into two genetically unique cells.
Answers
Mitosis takes one cell and replicates it into two genetically identical cells (option A).
What is mitosis?Mitosis is the division of a cell nucleus in which the genome is copied and separated into two identical halves. It is normally followed by cell division.
Mitosis is one of the two types of cell division that results in the formation of four daughter cells that are genetically identical to one another.
Mitosis is also called duplication division because it does not change the number of chromosomes of the parent cell.
Therefore, option A is the correct option
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Answer:
Mitosis takes one cell and replicates it into two genetically identical cells.