The keystone species is the one at the bottom of the pyramid, if we look at it like a pyramid. If the grass dies, then the deer cannot get food and die, and the predator cannot eat and dies, and the whole ecosystem can fall apart.
Answer:
It helps the body regain iron from the blood loss that occurs during a surgery. Hope this helps :)
C is correct.
Please vote my answer brainliest. thanks!
<span>all
a. Reduce sun exposure.
b. Reduce alcohol consumption.
c. Avoid tobacco.
d. Utilize early screening.</span>