Answer:
proton and neutron are located in the nucleus of an atom.And the electron surrounds the nucleus.
Explanation:
It's is the parenchyma tissues which are a group of thing cells made of thick walls with cellulose
The skin is made up of three layers, each with its own important parts. The layer on the outside is called the epidermis
Answer:
I think the answer is B, Rivers. Mountain ranges don't really help the environment much as can mostly only change the climate.
