Question

Haemophiliac man marries a normal woman. Their offspring will be.

• A. All normal
• B. All haemophiliac
• C. All boys haemophiliac
• D. All girls haemophiliac

Answer 1

The correct option is A All normal

Genotype of father and mother:

Father – X*Y

Mother – XX

So the offsprings will be of the genotype:

X*X

X*X

XY

XY

The girls will be the carrier for the haemophilia gene and are normal whereas the boys will be normal because the mother is normal.

So, the correct answer is 'All normal'.