passpadi

2009

Biology

67ca00ce0c643c71d77dee1f

A woman with the ability to roll her tongue (Tt) marries a man who cannot roll his tongue (tt). What is the probability of each of their children being a tongue roller?

A.

100%

B.

75%

C.

50%

D.

25%

Correct Answer: 50%

Explanation

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