Multiple Choice
The ability to roll the tongue is caused by a dominant allele. A woman is a "roller," but one of her parents is not. The woman is expecting a child with a man who is a "nonroller." What is the probability that their first child will be a "roller"?
A) 1/4
B) 0
C) 3/4
D) 1/2
E) 1
Correct Answer:
Verified
Correct Answer:
Verified
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