It's found in the thylakoid membrane.
Well for the very last sentence it would be if any of the organs shut down it could seriously hurt someone or possibly even kill them if their brain,heart or some other important organ shuts down it could kill them.
There are other minor organs where if it shuts down it wouldn't really hurt the person too much. Sorry I couldn't help you with the other ones though.
They provide better depth perception and peripheral vision.
Explanation:
the answer is not A, B,D now get it it is Clear C protists