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A diseased man marries a normal woman. T...

A diseased man marries a normal woman. They get three daughters and five sons. All the daughters were diseased and sons were normal. The gene of this disease is

A

Sex-linked recessive

B

Sex-linked dominant

C

Autosome dominant

D

Sex-linked recessive

Text Solution

Verified by Experts

The correct Answer is:
B
Daughters have 2 X-chromosomes one of them is from father and other comes from mother, in this case all the daughters are suffering from the fathers disease hence, X-chromosome of father must be carrying a dominant trait, i.e. inheritance pattern is sex-linked dominant.
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