The degree of earlobe attachment in humans is inherited as a simple dominant of free earlobes,or as a recessive allele of attached earlobes.What is the probability that a woman with attached earlobes will have children with attached earlobes if their father has free earlobes,but his father had attached earlobes?
A) 1 in 2
B) 3 in 4
C) 1 in 10
D) None
Correct Answer:
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