What are the changes in distribution of adaptations of anatomical, behavioral, and physiological traits in a population?

What causes the force that pushes magma from the magma chamber through the pipe and vent of a volcano?

Which part of the cell is affected by the movement of molecules through diffusion, osmosis and active transport?

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