Answers HSBIO Biology Sem 1 26-27 Lab: Diffusion Across a Semi-permeable Membrane — Unit testQuestion 21

21

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Lab: Diffusion Across a Semi-permeable Membrane — Unit test

Question 21 of 25 • [HSBIO] Biology, Sem 1 (26-27)

Which statement about the cell membrane is true?

Answer

A

It contains cellulose and sugars that are involved in communication.

B

It is present in animal cells only.

C

It is rigid and elastic for supporting the cell’s shape.

D

It prevents harmful substances from entering a cell.

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