The cytoplasmic membrane is a A highly selective permeabilit

The cytoplasmic membrane is a

A. highly selective permeability barrier of the cell

B. primary structure that maintains the shape in the cell

C. source of nutrient production

D. structure which identifies a cell as eukaryotic and prokaryotic

E. none of the above

Solution

A. highly selective permeability barrier of the cell

cytoplasmic membrane lets certain substances pass through while restricting the passage of others.