How does Kepler’s third law compare the periods and orbital radii of two planets within a solar system? A. The square of the ratio of the periods equals the ratio of the radii.
B. The ratio of the periods equals the square of the ratio of the radii.
C. The square of the ratio of the periods equals the cube of the ratio of the radii.
D. The cube of the ratio of the periods equals the square of the ratio of the radii.

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

What should be the strand of complementary dna produced by the strand of dna shown below cgt ata

Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution