Which does NOT describe primary succession? A. Decomposing organic matter forms soil
B. Presence of existing fertile soil
C. Long-term occurrence over extended time
D. Barren land once covered by glacier

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above

The structure that houses the cells genetic information.

Which statement describes how favorable traits in a population relate to natural selection? they are the only traits that ever exist in the population. they build in the population over time. they are rarely passed on to offspring. they are found only in a few individuals within the population.