1. A? x aa

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Here is the answer for the question - 1. A? x aa. You'll find the correct answer below

1. A? x aa ** A testcross is used to determine whether an individual expressing the dominant phenotype is homozygous dominant or heterozygous.

The Correct Answer is

Which of these is a testcross?

Reason Explained

Which of these is a testcross? is correct for 1. A? x aa

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