Describe the purpose of the cell membrane.

It’s main purpose is to protect the cell from its surroundings

The purpose of a cell membrane is that it controls what passes into and out of the cell. Cell membrane do a lot of function. protection of cell. food ingestion and excretion from cell. a medium between cell and outer environment. The cell membrane regulates the passage of chemicals in or out of the cell.

The punnett square is the device used to predict genetics.