What is the source for geothermal energy?
a. the sun
b. earth’s internal heat
c. moving water
d. biomass

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

How does secondary succession differ from primary succession?

Archaebacteria use for movement. celia flagella pili cell walls