The filled-in squares of a Punnett square represent
A) the numbers of individuals with each version of a trait.
B) all possible combinations of gametes based on a cross between the two parents.
C) an exact ratio that must always occur when the same parents have 4 offspring.
D) examples of some of the offspring that can arise from a one-trait cross.
E) the gametes from one parent.

Question

Quizplus · Accepted Answer

The filled-in squares of a Punnett square represent all possible combinations of gametes based on a cross between the two parents. Each square represents the probability of a particular genotype in the offspring. The Punnett square helps to predict the possible genotype and phenotype of the offspring based on the parental genotype.

The Filled-In Squares of a Punnett Square Represent