How can sediments negatively affect an aquatic system?
a. by blocking sunlight
b. by causing algae to grow
c. by causing plants to grow
d. by changing the water temperature

Which class of organic compounds makes up the channels and pumps that move materials from one side of the cell membrane to the other? a.) carbohydrates b.) lipids c.) proteins d.) nucleic acids

What are the probable phenotypes of their offspring

Asmall population of chimpanzees lives in a habitat thant undergoes no change for a long period of time. how will genetic drift affect this population