The physical manifestation of a genotype, like blue eyes for bb, is an organism's A. intermediate expression

B. polyploidy

C. incomplete penetrance

D. polygenic

What is genetic variation? -(a) each individual in a population has slightly different genes. -(b) some individuals in a population have more genes than others. -(c) each population of a species has slightly different genes. -(d)some populations of a species have more genes than others.