Mitochondria is the powerhouse of the cell
Mammals I think I got my answer right
Answer: option D) Producers
Explanation:
Producers, usually green plants occupy the bottom of the food chain, and are usually with the greatest numbers as many other organisms depend on them for the derivation of energy.
The smaller arteries that connect to the capillaries, are called arterioles.
Answer:
No. But it does require red blood cells.