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CLEP Biology Practice Exam

Category - Biology

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In tomato plants, the tall vine allele (T) is dominant to the short vine allele (t). Two tomato plants are crossed. Among the offspring plants grown from seed, 45% have tall vines and 55% have short vines.What are the most likely genotypes of the parent plants?

TT and tt
Tt and TT
Tt and tt
tt and tt

Explanation

Answer: C - Tt and tt

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CLEP Biology Practice Exam

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