Will give brainiest
question 24 of 25
2 points
which human activity has the most negative effect on the stability of a river
environment?
o
a. driving a car near the river
o
b. boats leaking oil into the river
o
c. sailboats being stored in the river
o
d. people picnicking along the bank of the river

Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5

Which of the following is the best definition of aerobic respiration? o a. the cellular process that releases energy by breaking down glucose o b. physical activity that involves the repeated motion of large muscle groups o c. physical activity that increases heart rate and breathing rate o d. the cellular process that converts solar energy to chemical energy

Compare the composition of the moon's surface with the composition of the earth's surface.