Answer:
A punnet square can be described as a diagram which illustrates the outcomes of a cross. To depict the outcomes of a cross between aa, aa parents, the following punnet square can be drawn:
a a
a aa aa
a aa aa
The results form the punnet square show that all of the offsprings born will have the genotype aa.
The results from the punnet square show that all of the children will have the same phenotype for the trait as the parents.