In humans, the allele for brown eyes (B) is dominant to the allele for blue eyes (b). What is the probability that two heterozygous brown-eyed parents will have a child with blue eyes?
B b
B ? ?
b ? ?
A.
50%
B.
0%
C.
25%
D.
75%
B b
B ? ?
b ? ?
A.
50%
B.
0%
C.
25%
D.
75%