Homework Answers
Colour blindness is an X linked inheritanceinheritance ( ie, gene responsible for colour blindness are present on X chromosome).
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Color blindness is a sex-linked trait. A woman who is normal but a carrier for color...
SEX-LINKAGE Red-Green color-blindness is sex-linked X-linked recessive trait. A normal sighted woman whose father is color-...
SEX-LINKAGE Red-Green color-blindness is sex-linked X-linked recessive trait. A normal sighted woman whose father is color- blind marries a color-blind man. they have 20 children. Of those 20, 6 are normal sighted females, 5 are color-blind females, 4 are normal sighted males and 5 are color-blind males. 7. What are the genotypes of the parents and all the children? 8. Theoretically, what would be the genotypic and phenotypic ratios of the offspring?
SEX-LINKED TRAITS 8. Create a Punnett square to determine the offspring that would result from a cross between a woman with normal vision, who carries the allele for color-blindness, and a man who...
SEX-LINKED TRAITS 8. Create a Punnett square to determine the offspring that would result from a cross between a woman with normal vision, who carries the allele for color-blindness, and a man who has normal vision. Note: color-blindness is an X-linked recessive tret What are the genotypes of the parent? List all possible genotypes of the offspring. male, normal male, color-blind female, normal vision female, carrier 50% Co hat percentage of their sons would be color-blind? What percentage of their...
Red-green color blindness is a sex-linked trait, with the normal vision phenotype being dominant (C) and...
Red-green color blindness is a sex-linked trait, with the normal vision phenotype being dominant (C) and the color blind (c) phenotype being recessive. If you are male and your father is color blind, what is the chance (expressed as a percentage) that you will inherit his trait for color blindness? What if your mother is a carrier for color blindness (but your father is not color blind), what is the chance of you being color blind? Make sure...
Colorblindness is a sex-linked X-linked recessive trait. A normal woman marries a color-blind man. They have...
Colorblindness is a sex-linked X-linked recessive trait. A normal woman marries a color-blind man. They have a color-blind daughter. What are the genotypes of all three people?
Suppose color blindness is a X linked trait in humans. It is also recessive. A phenotypically...
Suppose color blindness is a X linked trait in humans. It is also recessive. A phenotypically normal woman has a father with color blindness. This woman marries a man with normal vision. What is the chance of their children being color blind? What is the chance of their daughters being color blind?
A woman with red-green color-blindness has a mother with normal vision.
A woman with red-green color-blindness has a mother with normal vision. Knowing that color-blindness is a sex-linked recessive gene, can you determine what her father's phenotype is? (yes or no) If so, what is it?The woman marries a man with normal vision. What is the probability they will have sons who are red-green color-blind? What is the probability they will have daughters who are red-green color-blind?
Red-green color blindness is X-linked recessive. A woman with normal color vision has a father who...
Red-green color blindness is X-linked recessive. A woman with normal color vision has a father who is colorblind. The woman has a child with a man with normal color vision. What is the probability their child is a boy and is colorblind? A. 1/8 B. 1/4 C. 1/2 D. 3/4 E. 0
In humans, hemophilia is a sex linked trait. Females can be normal, carriers, or have the...
In humans, hemophilia is a sex linked trait. Females can be normal, carriers, or have the disease. Males will either have the disease or not (but they won’t ever be carriers) X H X H = female, normal / X H Y = male, normal X H X h = female, carrier X h X h = female, hemophiliac / X h Y= male, hemophiliac Show the cross of a man who has hemophilia with a woman who is a carrier....
Sex-linked problem. 7. In humans, the condition for normal vision dominates color blindness; both alleles are...
Sex-linked problem. 7. In humans, the condition for normal vision dominates color blindness; both alleles are linked to the X chromosome. A normal male marries a color-blind female. If they have a daughter, what is the chance she will have normal vision? What about a son? Show your work. Co-dominance (Multiple alleles) problem. 8. In humans, there are three alleles for blood type: A, B, and O. The allele for blood type A and allele for blood type B show...
6. Hemophilia is a sex-linked trait. A person with hemophilia is lacking certain proteins that are...
6. Hemophilia is a sex-linked trait. A person with hemophilia is lacking certain proteins that are necessary for normal blood clotting. Hemophilia is caused by a recessive allele so use "XH” for normal and "Xh" for hemophilia. Since hemophilia is sex-linked, remember a woman will have two alleles (XX) but a man will have only one allele (XY). A woman who is heterozygous (a carrier) for hemophilia marries a normal man: a. What are the genotypes of the parents? b....
SEX-LINKED TRAITS 8. Create a Punnett square to determine the offspring that would result from a cross between a woman with normal vision, who carries the allele for color-blindness, and a man who has normal vision. Note: color-blindness is an X-linked recessive tret What are the genotypes of the parent? List all possible genotypes of the offspring. male, normal male, color-blind female, normal vision female, carrier 50% Co hat percentage of their sons would be color-blind? What percentage of their...
Sex-linked problem. 7. In humans, the condition for normal vision dominates color blindness; both alleles are linked to the X chromosome. A normal male marries a color-blind female. If they have a daughter, what is the chance she will have normal vision? What about a son? Show your work. Co-dominance (Multiple alleles) problem. 8. In humans, there are three alleles for blood type: A, B, and O. The allele for blood type A and allele for blood type B show...
6. Hemophilia is a sex-linked trait. A person with hemophilia is lacking certain proteins that are necessary for normal blood clotting. Hemophilia is caused by a recessive allele so use "XH” for normal and "Xh" for hemophilia. Since hemophilia is sex-linked, remember a woman will have two alleles (XX) but a man will have only one allele (XY). A woman who is heterozygous (a carrier) for hemophilia marries a normal man: a. What are the genotypes of the parents? b....
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