White fur is recessive. Grey fur is dominant. Two mice that are heterozygous for the fur colour gene mate. Determine the probability that the offspring will have grey fur. In this Punnett square ...

The height of pea plants is controlled by a single gene which ... allele is dominant and is shown as T. The small allele is recessive and is shown as t. Complete this Punnett square to show ...

Bateson and Punnett ... gene is homozygous recessive, it hides the effect of the other gene Duplicate recessive epistasis 12:3:1 Complete dominance at both gene pairs; however, when one gene is ...

Body color in fruit flies is an example of a gene with two alleles: a dominant allele for brown body color, and a recessive allele for black body color. The brown body color allele can be ...