Cell wall because their has to be something protecting it.
Answer:
Although humans can sometimes influence natural disasters (for example when poor levee design results in a flood), other disasters that are directly generated by humans, such as oil and toxic material spills, pollution, massive automobile or train wrecks, airplane crashes, and human induced explosions, are considered.
They convert energy from food into energy the cell can use - Answer
D because a positive attracts a negative but i could be wrong
