Photosynthesis and Respiration are defined to explain how oxygen and carbon dioxide are produced.

If the frequency of the p allele is .63 in the population then what is the frequency of the q allele?

Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.

What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.