The swelling and pain associated with inflammation are caused by the a. destruction of bacteria by white blood cells. b. expansion of local blood vessels. c. secretion of antibodies. d. secretion of antigens.

What molecule contains an organisms genetic material, passed down from parents to their offspring

If you see a sedimentary outcrop and red layers of sand are at the top of pale layers of rock, what does this tell you about the ages of the rock layers?

Gene flow and genetic drift both affect allele frequencies in a population. a high level of gene flow into a population genetic diversity in a population. a high level of gene flow out of a population genetic diversity in a population. genetic drift is the change in allele frequencies due to factors. typically, genetic drift has the biggest impact on populations.