In humans, tongue rolling is dominant over non-rolling. A man who can roll his tongue marries a woman who cannot. They have 8 ch
ildren, of which 6 can roll their tongue. What is the genotype of these 6 children?
A. Rr
B. rr
C. RR
D. 6R
1 answer:
Answer:
A or C But I belive it’s A
Explanation:
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