Answer:
I believe it will be D. all of the above.
Explanation:
All living organisms need to take substances from their environment to obtain energy, to grow and to stay healthy
D because all the other answer are negative feedback
The answer is the salivary gland.
Saliva is secreted through the surface of the tongue.<span />
Answer: Atrazine is an herbicide that prevents plant growth by inhibiting photosynthesis. Atrazine works by binding to proteins in the electron transport chain of photosystem II. ... It prevents chlorophyll from creating electrons, which are needed by the light-dependent reactions to make sugars. B.
Explanation:
