Can have many harmful effects including damage to statues and building, contributing to human respiratory diseases, and leaching toxic metals (such as lead and mercury) from soils and rocks into lakes used as sources of drinking water.

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 component in a graph indicates an independent factor? a. y-axis b. x-axis c. scale

What type of graph presents information about how often certain or traits occur?