The answer is D, photosynthesis and respiration.
—Evidence—
Oxygen is a byproduct of photosynthesis and, correspondingly, carbon dioxide the byproduct of respiration.
Oxygen gives our cells the ability to break down food in order to get the energy we need to survive. Although other animals may use different organs to breathe with, they all get oxygen into their bodies through respiration.
Adenine pairs with uracil
guanine pairs with cytosine
Answer:
b
Explanation:
all plants are make of prokaryotic cells.
<span>75 percent of the older adults who die by suicide visited a physician within a month before death. </span>It is recommended to visit the physician often when depression is experienced to help understand the feeling and could come up with a resolution to this grave problem. Answer is A.
Answer:
emurs, aye-ayes, lorises, and galagos
Explanation:
