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Sickle Cell Anemeia is caused by what type of multation
Sickle cell anemia is caused by a point mutation in the hemoglobin-beta gene (GAG --> GTG). The mutation causes the missense mutation in the hemoglobin-beta protein associated with the substitution...
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People with one sickle cell allele are not likely to get malaria. What is this an example of?
People with one sickle cell allele are not likely to get malaria. What is this an example of?This is an example of an overdominancy and natural selection. One sickle cell...
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If there are approximately 600,000 African American birthd each year in the US, what would be the frequency of risk of sickle cell births?
Sickle cell desease occurs among about 1 out of every 365 African American birth.About 1620 children would have sickle cell desease(SCD)The frequency is 1 to 20 000 American (330 billion...
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explain how the shape of a red blood cell in a person with sickle cell disease can affect how much oxygen gets reaches their muscles
When they lose their oxygen, they form into the shape of a sickle or crescent, like the letter C. These cells stick together and can't easily move through the blood...
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Why is the defective allele for sickle cell hemoglobin (HbS) not eliminated from human population by natural selection?
Natural selection can maintain balanced polymorphisms. A balanced polymorphism is one in which two or more phenotypes are maintained in fairly stable proportions over many generations. Natural selection preserves balanced...
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A woman with type A blood has parents who are both type AB and a husband who is a type B. What is the probability that their first child will be a son with type O blood?explain its mechanism
Blood type inheritance is likened to inheritance of eye or even hair color for instance. Each of us have two of the ABO blood type alleles due inheritance of a...
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A woman with type B blood has a child with type O blood. What are the genotypes of the mother and child? Which genotypes can the father <i>not </i>have?
The father could be blood type O (genotype: oo), blood type A (genotype: Ao), or blood type B (genotype: Bo).
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Suppose a father of blood type-b and a mother of blood type-O have a child of type-O. What are the chances that their next child will be blood type-O ?
Based upon those outcomes, we will see that those mother and father may also produce offspring with the subsequent blood kind phenotypes: B and O, every with a 50% risk...
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albinismis a hereditary autosomal recessive pathology . an albino woman married a healthy man and gave birth toalbino child . what is the probability in % that the second child wi also be albino
The percentage is 50 %
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In humans, albinism is inherited as a recessive trait. Two normally pigmented parents had an albino child. What is the probability (or percentage) of this couple having another child with albinism?
Autosomal recessive inheritanceThis means a child has to get 2 copies of the gene that causes albinism (1 from each parent) to have the condition. If both parents carry the...
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