Question

Write the function of cell membrane

Answer 1

Answer:

Explanation:

Cell membrane, also called plasma membrane, thin membrane that surrounds every living cell, delimiting the cell from the environment around it.

they contain receptors and channels that allow specific molecules, such as ions, nutrients, wastes, and metabolic products, that mediate cellular and extracellular activities to pass between organelles

Answer 2

Answer:

1. It is present in both plant cells and animal cell
2. It is selectively permeable(Allows entry of certain substances while restricting others)

It's functions are:

• to be a barrier keeping the constituents of the cell in and unwanted substances out and
• to be a gate allowing transport into the cell of essential nutrients and movement from the cell of waste products.

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