Answer:
Producers give off AND take in carbon dioxide
Explanation:
They give off carbon dioxide from respiration so they return carbon dioxide to the atmosphere. They also use carbon dioxide to synthesize their food.
Answer:
materials move against a concentration gradient
Answer:
In the S Phase
Explanation:
This is because chromosome duplication occurs in this which is similar or the same to DNA synthesis
True. such as with pesticides, they are used to reduce harmful insects to crops but they often re harmful to the health of people consuming those crops