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topjm [15]
2 years ago
7

In humans, hemophilia is caused by an X-linked recessive gene. A woman who is a nonbleeder - that is, she does not display the b

lood-clotting irregularities associated with hemophilia - had a father who was a hemophiliac.
She marries a nonbleeder, and they plan to have children.

Calculate the probability of hemophilia in the female and male offspring.
Biology
1 answer:
wariber [46]2 years ago
7 0

Answer:

one normal girl

One normal boy

One carrier girl

One colour blind boy

Explanation:

Haemophilia is a sex linked feature as it is transmitted with the chromosomes determining sex.

In humans,the male has XY and the female has XX.the Y chromosome is usually genetically empty.so as mall received his Y chromosomes from his father,he cannot inherit his father's sex linked traits .but women can as they receive and X chromosomes from their fathers.so a cross between a carrier woman Cc and a normal man C result in;

XX--CC

XX--Cc

XY--C

XY--c

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