Genetically speaking, as you head down stream after the drought, the level of
genetic variation in the fish would_
and the success of the
parasite would_

In guinea pigs, black fur (b) is dominant over white fur (b). cross a heterozygous (hybrid) black guinea pig with a homozygous (purebred) white guinea pig. complete a punnett square, identify the genotype(s), phenotype(s), and probability (% and fraction) that the offspring will be black and white?