Plants produce oxygen and glucose as a result of photosynthesis
HOMEOSTASIS AND METABOLISM.
As for my examinations, i would say B. Why? Well, if you would stay out in the sun a lot, you will get cancer, it has ultraviolet radiations, and rays, that is why when you go to the beach, you put on sunscreen, or a hat on.
Hope that this would help you! =)
Becuase there red blood cells become larger when stuck with sickle cell, thus causing blood clots, thus stopping the spread of malaria to the vital organs, and killing the victim.
The necleus has a positive charge because the proton's are found there