It allows only certain substances to enter the cell as a selectively permeable barrier.Cell membranes play an important role in cell communication and signaling.This helps regulate cell growth by balancing endocytosis with exocytosis.It gives cells their shape, like the red blood cells’ characteristic shape and bone cells.Supporting and maintaining the cell’s shape.It protects the integrity of the inner cell. The plasma membrane encloses the cell contents.Mitochondria, Golgi bodies, endoplasmic reticulum, ribosomes, Lysosomes and plastids are all organelles located within the cytoplasm of the cells.
The nucleus and cytoplasm make up protoplasm, which is one of the important components of the cell. It is joined via cell membranes or plasma membranes and has a nucleus. Cells are the functional and structural units of the body that are found in all living things.
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