Multiple Choice
Some people can roll their tongues into tubes and some can't.If a child inherits a rolling allele from one parent and a nonrolling allele from the other,she will be able to roll her tongue.The tongue-rolling allele must therefore be
A) recessive.
B) dominant.
C) polygenetic.
D) adaptive.
Correct Answer:
Verified
Correct Answer:
Verified
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