Answer:
A
Explanation:
It allows the cell to control what materials enter and leave.
Answer:
Proton has a positive charge.
Neutron has a neutral or no charge.
Electron has a negative charge
Explanation:
Trust me
It rains or snows outside (precipitation)
Water that forms from a mixture of heat and cold (condensation)
The sun heats up the water and it turns to vapors and goes into the air
(Evaporation)
Biology is the study of life so a Biologist would study biology: the study of life and living things.
