Multiple choice

What is the name of the membrane that surrounds all the organelles?

  1. Nuclear membrane

  2. Cell membrane

  3. Tonoplast

  4. Cell wall
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The cell membrane (also called plasma membrane) surrounds all organelles as well as the entire cell. It is selectively permeable and regulates the movement of substances in and out. The nuclear membrane specifically surrounds only the nucleus.

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