Rule: T=tongue roller, t=non roller 1. Tom’s father was a purebred tongue roller (TT) and his mother was hybrid tongue roller (Tt). Show the genetic match in the Punnet Square.

the punnet square would have two purebred tongue rollers on the top and two hybrid on the bottom

Explanation:

it would look like this

TT       TT

Tt         Tt

answer; i believe the correct answer is (a)0

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