B I think, it has layers that protects the cells nucleus
Answer The outer layer of the Earth is called the crust.
Explanation: Because it's in the earth atmosphere
Answer:Any change that occurs without altering the chemical composition of a substance is a physical change. Physical changes can include changing the color, shape, state of matter, or volume of a substance. It is crucial to remember that physical changes never alter the chemical makeup.
Explanation:
i hope that helps u try to figure it out a little bit sorry i couldn't find your answer i didn't have much to go off of
