The contraction of the diaphragm and intercostal muscles begins inspiration explain exactly what happens, in terms of volume and pressure changes in the lungs. when these muscles contract

Dna replication or repair occurs in a cell in all of thw following situations except when

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

Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?