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A couple has two sons and two daughters....

A couple has two sons and two daughters. Only one son is colour blind and the rest of the siblings are normal. Assuming colour blindness is sex-linked, which ONE of the following would be the phenotype of the parents ?

A

Mother would be colour blind, father would be normal.

B

Father would be colour blind, mother would be normal.

C

Both the parents would be normal.

D

Both the parents would be colour blind.

Text Solution

Verified by Experts

The correct Answer is:
C
Male child recieve X-chromosome from mother only. Another normal son indicates that mother is carrier.
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