In garden peas the allele for the tall plants is dominant over the allele for short plants a true breeding tall plant is crossed with a true breeding short plant and one of their f1 offspring is test crossed out of 20 offspring resulting from a test cross about should be tall
a) true
b) false

A) True

Explanation:

In garden peas, the allele for tall plants is dominant over the allele for short plants. A true-breeding tall plant is crossed with a short plant, and one of their offspring is test crossed. Out of 20 offspring resulting from the test cross, about 10 and should be tall.

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