Which of these statements describes genetic drift? 1 any change in a population's gene pool 2the change in a population's alleles due 3to chance the change in a population's allelic frequency due to better survival and reproduction
4the change in a population's genes due to individuals leaving the population​

What prevents odyssey from killing the sleeping cyclops

Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?

Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4