a scientist claims that an individual could carry the allele for huntington's disease, yet show none of its symptoms. which feature of huntington's disease supports this claim?
Answers
Feature of Huntington's disease that supports the claim is presence of One gamete that is formed abnormally as the pair of homologous chromosomes are not separated properly .
Huntington's disease occurred due to a single dominant allele. This is a lethal disease, but this is found commonly in the human population. Huntington's disease represents its symptoms during the course in midlife, when people with this disease already had their offspring.
Huntington's disease is generated by a mutation in the gene for a protein called huntingtin. This mutation also causes defect in the building blocks of DNA called cytosine, adenine, and guanine (CAG) and they are repeated many number of times than they normally occurs.
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Related Questions
Population growth
project: analyzing factors that affect carrying capacity and biodiversity
i need a hypothesis
Answers
A potential hypothesis for analyzing factors that affect carrying capacity and biodiversity in a population growth project could be: "If the carrying capacity of a particular ecosystem is exceeded due to increased population growth, then biodiversity within that ecosystem will decrease as resources become more limited and competition among species increases."
This hypothesis suggests that the ability of an ecosystem to sustain a certain number of individuals is directly related to the diversity of species present. By analyzing factors such as resource availability, habitat fragmentation, and species interactions, researchers can better understand how population growth impacts the overall health and stability of ecosystems.
A possible hypothesis for your population growth project could be: "In an ecosystem, the carrying capacity and biodiversity are significantly influenced by factors such as resource availability, competition, and predation. As these factors change, the population growth rate and overall biodiversity will either increase or decrease accordingly."
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A species of moth has a 2 varieties of wing color: brown and white. As winter approaches, the trees where the moths live loose their leaves. The moth's predators are birds who hunt for the moths as they rest on the dark tree bark. Every moth lays 100 eggs, but only about 10 from each egg cluster live to adulthood. What are the variations in this population?
Answers
Answer:
In this case, the population of moths you're referring to has a number of variations. Here they are:
1. Wing Color Variation: The moths have two phenotypic variations for wing color, brown and white. This is a clear physical trait that can change based on the genetic makeup of the moth.
2. Survival Variation: Out of every 100 eggs laid, only about 10 moths survive to adulthood. This could imply a variation in the fitness or adaptability of the offspring, where only the most fit or adaptable (in terms of avoiding predators, finding food, or handling environmental conditions, for example) survive.
3. Seasonal Environment Variation: The environment where the moths live changes with the seasons. In winter, the trees lose their leaves, which may affect the camouflage ability of the moths depending on their wing color. This is a temporal variation in the environment, which can potentially influence the survival rates of the different moth variations.
4. Predation Variation: The predators of the moths are birds, which hunt for the moths as they rest on the dark tree bark. The level of predation can vary based on factors like the bird population size, hunting efficiency, and the visibility of the moths.
Each of these variations plays a role in the survival and reproduction of the moths and could lead to evolutionary changes in the population over time, especially if certain traits (like wing color) increase the moths' survival and reproductive success.
what does belive mean ? people
Answers
Answer:
believe means accept (something) as true:feel sure of the truth of. if your talking in religion it's having faith that you believe is also a meaning.
Answer:
Believe is a certain characteristic that where one's dependent source is obligated to maintain the faith to be a major role in the execution of certain types of issues.
a group of cells which have a common origin,structure and function
Answers
red-green colorblindness in humans is a recessive x-linked trait. a colorblind man procreates with a carrier woman. they are expecting a baby girl. what is the probability she will be colorblind
Answers
Red-green colour blindness in people is an x-linked recessive trait. A carrier woman bears children with a colorblind man. They are going to have a girl. She has a 50% chance of being colorblind.
The most prevalent type of colour blindness is red-green colour blindness. This disorder, also known as deuteranopia, is probably congenital, which means that you are born with it. You can find it challenging to distinguish between distinct hues of red, green, and yellow if you suffer from this sort of colour blindness.
People who are "red/green colour blind" have a tendency to mistake any colour that contains some red or green as well as other colours. Because they are unable to'see' the red component of the colour purple, people who are red/green colorblind are more likely to confuse the colours blue and purple.
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can a cell can survive even if the process to produce ATP is disrupted?
Answers
Answer:
No, because ATP provides energy for cells in order for them to carry out their functions. If disrupted it will cause the transport chain to stop which causes ATP to stop and the cells can no longer carry out their functions and will die.
FILL IN THE BLANK BELOW:
In other words, temperature is a measure of how fast the particles ________
Answers
Answer:
move
Explanation:
For example when an item is cold it will be heavier and move slower. But when its hot it will move faster and lighter.
During the recovery period following exercise, all of the following are true except:
a) oxygen is consumed at above the resting rate.
b)lactic acid is removed from muscle cells.
c) muscle fibers are unable to contract.
d) heat is generated.
e) the muscle actively produces ATP.
Answers
The correct answer is (c) muscle fibers are unable to contract. During the recovery period following exercise, oxygen is consumed at above the resting rate, lactic acid is removed from muscle cells, heat is generated, and the muscle actively produces ATP.
Oxygen is consumed at above the resting rate: The body needs oxygen to generate ATP, and during exercise, the body is unable to provide the muscles with the required amount of oxygen. Thus, during the recovery period, the body tries to make up for the lost oxygen by consuming oxygen at a rate that is above the resting rate.
Lactic acid is removed from muscle cells: Lactic acid is produced during exercise, and it contributes to muscle fatigue. During the recovery period, the body removes the lactic acid from the muscle cells to prevent muscle fatigue.
Heat is generated: Exercise produces heat, and the body generates heat during the recovery period to maintain the body's temperature. The body can remove excess heat through sweating. The muscle actively produces ATP: During exercise, the muscles require ATP to contract. However, the body can't provide the muscles with the required amount of ATP during exercise. Therefore, the muscle actively produces ATP during the recovery period to recover the lost ATP.
However, muscle fibers are able to contract during the recovery period. This is because the muscles need to contract to generate ATP. Hence, the correct option is C. During the recovery period following exercise, all of the following are true except muscle fibers are unable to contract. Muscle fibers are not unable to contract; they are just recovering and may have a reduced ability to contract due to fatigue.
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pomeschool GQ
Suomi Test
Pezde TC
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Select the correct answer.
An unknown solution has an it concentration of 10-12 moles per liter. Which of the following statements correctly describes this solution?
OA The solution is basic in nature
OB. The solution is acidic in nature.
ОС
The solution is neutral in nature.
Reset
Next
Answers
Answer:
A
Explanation:
pH value of these kind solution in 7
According to the diagram, how would the earth, moon, and sun be arranged if the low tide is at its lowest for the month?
A
D
B
C
Answers
Answer:
C
Explanation:
Ways government can encourage youth participate in the democratic process
Answers
Encouraging youth participation in the democratic process is essential for a healthy and vibrant democracy.
Reducing the voting age: Making the voting age 16 or 17 is one strategy to promote young participation in democracy. This might encourage young people to vote and participate in civic life earlier in life.
Education and awareness: The government can fund initiatives that instruct young people on how to participate in local politics, the value of voting, and the democratic process.
Councils for young people: Governments can create councils for young people to give them a direct role in politics. These councils can offer recommendations to elected authorities, offer commentary on programs and policies, and promote youth involvement in neighborhood issues.
Young people are more likely to interact with political problems online and on social media than older individuals.
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Index fossils help scientists estimate the age of a rock because index fossil species only existed for a relatively short time. What happened to the species that are now used as index fossils?
Answers
Index fossils are useful for determining the age of a rock because index fossil species only existed for a relatively short time.
Index fossils are specific fossils that are used to identify a particular period's age. Index fossils usually represent organisms that existed for a relatively short period of time but were geographically widespread.
The species that are now used as index fossils became extinct over time. They existed for a short period, maybe a few thousand years to a few million years, and then became extinct due to a variety of factors such as environmental changes, predator-prey relationships, and the emergence of new species that outcompeted them for food and habitat.
Index fossils help scientists estimate the age of rocks. By correlating the fossils from one area to another, geologists can use index fossils to tell the relative ages of the rocks in each area. This is called relative dating. The index fossils tell geologists what period of time the rock was formed by identifying the rock's age in relation to other rock layers with similar index fossils.
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The Tibetans and Han Chinese share several genetic traits and DNA. However, the EPAS1 gene, which increases the ability of red blood cells to carry oxygen even in low oxygen environments, is only commonly found in the Tibetan population that live in higher elevations. Explain why this gene is only common in Tibetan populations from the perspective of competitive advantage and natural selection. Write your answer in three to five sentences.(4 points)
Answers
Answer:
When in higher altitudes, ticker blond has a tendency to cause problems like heart attack's, however the Tibetans have adapted to the high altitudes and this has made their blood thinner in order to keep them safe in the altitudes, including that it has low oxygen rates in the altitude therefore providing more oxygen in the bloods cells.
Explanation:
:D It's not my best explanation but I hope this helps <3.
Owing to the fact that ability of the redblood cells to to carry oxygen even in low oxygen environments is neccessary at high elevations, the Tibetan population that live in higher elevations are found to possess the EPAS1 gene.
What is natural selection?The term natural selection refers to the fact that organisms that are better adapted to their habitat will live longer and reproduce. Now we have to note that owing to the elevation at which they live, the people that possess this EPAS1 gene can cope with oxygen stress that could likely occur at a high altitude.
As such, the Tibetan population that live in higher elevations are found to possess the EPAS1 gene.
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What is the density (in g/mL) of a 5.00 mL urine sample from a patient suffering from symptoms resembling those of
diabetes mellitus if the mass of the urine sample is measured to be 5.025 g?
O 0.995 g/mL
O 0.9950 g/mL
O 1 g/mL
O 1.00 g/mL
O 1.01 g/mL
Answers
The density (in g/mL) of the urine sample is 1.005 g/mL.
Density of a urine sample
The density (in g/mL) of a 5.00 mL urine sample from a patient suffering from symptoms resembling those of diabetes mellitus if the mass of the urine sample is measured to be 5.025 g can be calculated as follows:
Mass of urine sample = 5.025 g
Volume of urine sample = 5.00 ml
Density of urine sample is defined as mass per unit volume. The formula for density is as follows:
Density = mass/volume
= 5.025 g/5.00 mL
= 1.005 g/mL
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A science student makes the following statement if a cows produce more milk one fed weird than cows that were not fed we will produce less milk what is the student doing?
Answers
Answer:
The student is feeding the cow
How are the Archaeabacteria different from the Eubacteria?
Answers
Answer:
diffrent bacterias thats the diffrence
Explanation:
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how an atom change if all of its electrons are removed
Answers
Answer:
If all the electrons of an atom are removed, it will change to become a positively charged ion called a cation. Additionally, the loss of all of its electrons means there is no negative charge to balance the positive charges of the protons.
Explanation:
What happens to bacterial cells when human genes are inserted
Answers
What is the purpose of the anther and ovule?
Answers
Answer:
Anther: The part of the stamen where pollen is produced. Pistil: The ovule producing part of a flower. The ovary often supports a long style, topped by a stigma. The mature ovary is a fruit, and the mature ovule is a seed.
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Scientists predict that we will eventually use up all available fossil fuels. Which list includes only fossil fuels?.
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Binding of antibody to antigen _______________ the likelihood of the antigen being phagocytized.
A. increases
B. decreases
C. does not affect
Answers
Binding of antibody to antigen (A) increases the likelihood of the antigen being phagocytized.
What is Phagocytosis?Phagocytosis is a cellular process of the engulfment of solid particles by the cell membrane to form a phagosome or food vacuole. Phagocytosis is the body's method of eliminating pathogens, and it occurs in a variety of organisms. Antibody-mediated phagocytosis is the phagocytosis of microorganisms that have been opsonized by antibodies.
Antibodies are proteins produced by plasma cells that bind to antigens with high specificity. Antibody-mediated phagocytosis happens when the Fab (antigen-binding fragment) portion of the antibody binds to the antigenic determinants on the pathogen's surface. Fc (crystallizable) regions on the antibody then bind to Fc receptors on the surface of phagocytic cells such as macrophages and neutrophils, inducing phagocytosis.
The correct answer is (A) increases.
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Identify the number classified as composite.
O 67
O 47
0 27
O 37
Answers
Answer:
27
Explanation:
Prime number - Can only be divided by one and itself
Composite number can be divided by numbers other than one and itself
Answer:
27
Explanation:
hope this helps!! have a great day, night, or afternoon!! O(n_n)O
A scientist is interested in producing flowers with a darker red color To do this, the scientist alters the promoter the gene make This transcription and increased rod pigments The scientist then alters the promoter to make it even more active This results in white flowers with no red pigment research showed an increase in siRNA in the cell What did the siRNA do to the mRNA
Answers
The siRNA (small interfering RNA) molecules likely targeted and degraded the mRNA (messenger RNA) responsible for the production of red pigments in the flowers.
siRNA molecules are involved in a process called RNA interference (RNAi), which is a natural cellular mechanism for regulating gene expression. When siRNA molecules bind to their complementary sequences on mRNA molecules, they trigger a degradation pathway that leads to the destruction of the targeted mRNA. This prevents the translation of the mRNA into protein and effectively silences the gene.
In this case, when the scientist altered the promoter of the gene responsible for red pigment production, it led to increased production of siRNA molecules. These siRNA molecules likely recognized and bound to the mRNA transcripts of the red pigment gene due to sequence complementarity. As a result, the siRNA molecules triggered the degradation of the mRNA, leading to a reduction or complete loss of red pigment production. This resulted in the observed white flowers with no red pigment.
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How much of a greenhouse gas reduction could someone effect by moving closer to a vegetarian diet? The average American consumes 30 kg of beef in a year. Each kilogram of beef contains approximately 269.8 g of protein. Each kilogram of dry beans contains approximately 235.8 g of protein. Use this information and the information contained in graph 2 to answer the following questions.
Answers
Moving closer to a vegetarian diet could have a significant impact on greenhouse gas reduction.
According to research, the livestock sector contributes to approximately 14.5% of global greenhouse gas emissions. The production of beef, in particular, is a significant contributor to greenhouse gas emissions, including carbon dioxide, methane, and nitrous oxide. By reducing or eliminating beef consumption, an individual can significantly reduce their carbon footprint.
Assuming the average American consumes 30 kg of beef in a year, this would equate to approximately 8.1 kg of protein. If this protein were replaced with dry beans, which contain 235.8 g of protein per kg, it would require approximately 34 kg of dry beans. However, this would only contribute to a small reduction in greenhouse gas emissions, as the production of dry beans still produces some emissions.
Thus, while moving closer to a vegetarian diet may not completely eliminate an individual's carbon footprint, it can still have a significant impact on reducing greenhouse gas emissions. This can be achieved by reducing meat consumption and incorporating more plant-based foods into one's diet.
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Where could humans be placed in the energy pyramid ?
Answers
Answer:
the top of the pyramid because they are the predators of some animals
Explanation:
Which of the following is a product of the Krebs cycle?
a. oxygen
b. lactic acid
c. carbon dioxide
d. glucose
Answers
Answer:
A
Explanation:
haw are living organisms department on the soil?are organisms that live in water totally independent of soil as a resource
Answers
Answer:
Organisms are dependent upon soil. Plants/Producers takes up minerals and water from the soil . ... Organisms living in water are not independent of soil as resource as they also consume food that is made from soil directly or indirectly.
Soil forms an important element for the survival of living organisms. All living organisms, such as microbes, insects, humans and plants rely on soil to live. Animals rely on plant for food. Soil provides anchorage to the roots and for the plants to grow properly. Soil provides a habitat for many microbes and small animals, which in return increases the fertility of the soil by decomposing complex organic compounds.
Organisms that live in water are indirectly dependent on the soil. Some of the aquatic animals depend on the aquatic plants for their food. These plants require certain minerals for their growth. These minerals are carried to water bodies from soil by rivers, rain fall etc. In the absence of these dissolved minerals from the soil to these water bodies, aquatic plant would not be able to grow and thus, affect the aquatic food chain, eventually.
which structure is highlighted? right facial vein right brachiocephalic vein right internal jugular vein right external jugular vein right brachiocephalic vein
Answers
The external carotid vein descends down the neck vertically from the posterior angle of the jaw, crosses the shoulder girdle muscle, innervates the posterior triangle, and then connects with the subclavian vein.
Vein of the superior mesentery?It originates from the aortic arch and serves largely to supply the pancreas and a portion of the small and large intestine with oxygenated blood. The SMA gives birth to the inferior pancreaticoduodenal artery, which feeds the pancreatic head together with the superior abnormal activity artery.
Gateway vein of the liver?The portal vein is a blood artery that transports deoxygenated blood from the spleen and nearly all of the digestive system's intestinal system and empties into the branches of the liver sinusoids.
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Which is the best evidence that two species have a common ancestor?
A:The two species have the same diet.
B:The two species live in the same habitat.
C:The two species' skeletal structures are 90% identical.
D:The two species' DNA sequences are 90% identical.
Answers
Answer:
I'd go with D.
Explanation:
Species may share similar physical features because the feature was present in a common ancestor (homologous structures). Molecular biology. DNA and the genetic code reflect the shared ancestry of life. DNA comparisons can show how related species are.
In order for a fish to see a bug just above the surface of the water, light travels from the insect through the air and crosses into the water until it reaches the fishes' eye. Which statement is true regarding the light wave as it travels through the different media?
Group of answer choices
a.The light wave will bend as it moves from the air to the water because it changes speed and gets refracted.
b. The light wave will bend as it moves from the air to the water because it changes speed and gets reflected.
c. The light wave will split into different colors as it moves from the air to the water because it gets refracted.
d. The light wave will bounce back into the air when it moves into the water because it gets refracted from the bug to the fish’s eye.
Answers
Question:
In order for a fish to see a bug just above the surface of the water, light travels from the insect through the air and crosses into the water until it reaches the fishes' eye. Which statement is true regarding the light wave as it travels through the different media?
Answer:
D. The light wave will bounce back into the air when it moves into the water because it gets refracted from the bug to the fish's eye.
Just A Few Notes From The Internet:
The light waves will travel straight from the bug to the fishes' eye because that is the most direct path. The light waves will travel straight from the bug to the fishes' eye because there is no change in medium. The light waves will bounce off the surface of the water and the fish will see it.
Answered by: ItsAudrey
Have a wonderful rest of your day!
Sincerely,
ItsAudrey