What terms includes all the biotic and abiotic elements in an area?

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f

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

Omg substrates with the same size and shape as the active site will bind to the enzyme. why is the key labeled the “bad” substrate?