Question

Why is a cell membrane important to a cell?​

Answer 1

Answer:

The plasma membrane, or the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell. And that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell.

Explanation:

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Answer 2

Explanation:

What is a Cell Membrane

All living things are made from cells. Each of these cells, be they plant, animal, fungus, or bacteria, has a cell membrane. The cell membrane is the semipermeable covering that surrounds all cells. To say something is semipermeable means that it will allow certain substances to pass through it, while prohibiting the passage of others. Check out this illustration depicting the location of the cell membrane in both animal and bacterial cells.

Importance

So what do cell membranes actually do, and why do they matter? Remember that our definition said that cell membranes were semipermeable and that they surrounded the cell.