Which of the following activities is a function of the plasma membrane?

A) Digestion of unneeded cell organelles
B) Recognition of bacterial cells by the immune system
C) Transport of products from the nucleus to the endoplasmic reticulum
D) Cell metabolism
E) Detoxification

Plasma Membrane

A semi-permeable membrane that surrounds the cell, controlling the entry and exit of substances, thus maintaining the cell's integrity.

Immune System

A complex network of cells, tissues, and organs that work together to defend the body against infections and maintain overall health.

Endoplasmic Reticulum

Double-walled membranous network inside the cytoplasm; rough has ribosomes attached to the surface; smooth does not have ribosomes attached.