Question

A father has two copies of a lactose persistence allele , he is homozygous dominant. The mother has one copy of that allele , she is heterozygous . Both of the parents are lactose tolerant . What is the probability of passing down a lactose persistence allele?
A) 0%
B)25%
C)75%
D)100%

Answer 1

The answer is C. ( use Punnett squares)

Answer 2

Answer:

your answer is

C. 75%

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