Answer: At night when no light is present plants can only utilize cellular respiration so the overall net change of co2 they "consume" is pretty low but still beneficial at the rates humans seem to be dishing co2 out.
Answer:
Channels discriminate between solutes mainly on the basis of size and electric charge.
Explanation:
Answer:
D. Competitive
Explanation:
Animals seem to get aggressive during interaction with other animals.
