Questions
A man and woman both have Bb genotypes at a locus will produce what proportion of bb children?
a
25%
b
50%
c
75%
d
100%
detailed solution
Correct option is A
If both the parents have genotypes Bb, then the children could have genotypes of BB, Bb and bb in the ratio of 1:2:1 respectively. Therefore, the probability of offspring having bb genotype is 25%.Talk to our academic expert!
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