Directions: Analyze the given situation and answer the questions. Hemophilia is a disease caused by a gene found on the X chromosome. Therefore, it is referred to as a sex-linked disease. The recessive allele causes the disease. A man with hemophilia (X^Y) marries a woman who is homozygous dominant (XHXH). A. Illustrate using a Punnett square the probability that their children will have the disease. B. Will any of their children have the disease? C. Predict the probabilities of their children having the disease.

Nutrition Through The Life Cycle
7th Edition
ISBN:9781337919333
Author:Brown, Judith E.
Publisher:Brown, Judith E.
Chapter9: Infant Nutrition- Conditions And Interventions
Section: Chapter Questions
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Directions: Analyze the given situation and answer the questions.
Hemophilia is a disease caused by a gene found on the X
chromosome. Therefore, it is referred to as a sex-linked disease.
The recessive allele causes the disease. A man with hemophilia
(XnY) marries a woman who is homozygous dominant (XHXH).
A. Illustrate using a Punnett square the probability that their children will have
the disease.
B. Will any of their children have the disease?
C. Predict the probabilities of their children having the disease.
Transcribed Image Text:Directions: Analyze the given situation and answer the questions. Hemophilia is a disease caused by a gene found on the X chromosome. Therefore, it is referred to as a sex-linked disease. The recessive allele causes the disease. A man with hemophilia (XnY) marries a woman who is homozygous dominant (XHXH). A. Illustrate using a Punnett square the probability that their children will have the disease. B. Will any of their children have the disease? C. Predict the probabilities of their children having the disease.
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