Question

in steps 4 and 5, you are shown the offspring first. here, you will use a punnett square to determine
actual results of a cross between offspring.
the actual age of the offspring.
the genotypes of the parents.
how genes are expressed.

Explanation:

A Punnett square is used to predict the genotypes of offspring from a cross between parents. Given offspring are shown first, it can be used to work backward to determine the genotypes of the parents.

Answer:

the genotypes of the parents.