Aliving factor in an ecosystem, such as plants and animals

a. abiotic factor
b. biotic factor

What type of genetic drift would be simulated if all the beans that were not selected died out?

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol

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