A Punnett Square is Used To

Question

A Punnett square is used to
A) determine the source of new alleles.
B) determine how many genes control a given trait.
C) predict the gametes that will be produced by an organism.
D) predict the genotypes and phenotypes of a genetic cross.

Accepted Answer

A Punnett square is a tool used to predict the possible genotypes and phenotypes of offspring resulting from a genetic cross between two individuals with known genotypes. Therefore, the correct answer is option D- predict the genotypes and phenotypes of a genetic cross.