Answer: Cell wall and cell membrane
Explanation: The cell wall and cell membrane protects the cell the cell wall gives it it's shape and the membrane controls what enters or exits the cell
Answer:
While it is difficult to determine exactly how many Natives lived in North America before Columbus, estimates range from a low of 2.1 million to 7 million people to a high of 18 million.
It is the answer C. He is supposed to meet people to help his nerves
I believe The answer is A.
