It is surrounded by it's environment.
Scientists have concluded that the average human body contains approx. 37.2 trillion cells. However it depends upon your size compared an average human being. :)<span />
Humans, chimpanzees, gorillas, and orangutans are all part of the family of organisms called Hominidae. So monkeys would be your best bet.
Answer:
If I am not wrong 1 and A
2 and C
3 and B
<span>The layer of Earth's atmosphere where atoms and molecules escape into space is referred to as the ozone layer</span>
