Which is not a characteristic of life?
o obtaining and using energy
o maintaining homeostasis
o having cells
o movement

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

Which of the following is required of a new drug?me

Why is there more biomass at the producer level that at the consumer levels ? how does this relate to the 10% rule ?