The occurrence of large or small beak size among seed crackers in the absence of medium sized beaks is an example of

1) directional selection

2) disruptive selection

3) normal distribution

4) stabilizing selection

How was the climate when the ambulocetus was alive

Where can dna be found in a prokaryotic cell

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