A man who is heterozygous for the disease haemophilia marries a woman who is double recessive for haemophilia. What percentage of their offspring would have the disease?

By: |Published on: May 14|Categories: Biology WAEC| 0 comments

A. 0%
B. 25%
C. 50%
D. 75%

Correct Answer: Option C

C. 50%

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