The ability to curl ones tongue into a U-shape is a genetic trait. Curlers always have at least one curler parent but noncurlers can have one or both parents who are curlers. Using C and c to symbolize the alleles that control this trait, what is the genotype of a noncurler?
A.	CC
B.	Cc
C.	cc
D.	Any of the above could be correct.
Answer:C
The ability to curl ones tongue into a U-shape is a genetic trait. Curlers always have at least one curler parent but noncurlers can have one or both parents who are curlers. Using C and c to symbolize the alleles that control this trait, what is the genotype of a noncurler?
A.	CC B.	Cc C.	cc D.	Any of the above could be correct.