Question

3. Describe three characteristics of cell membranes.
What should I describe First??

Answer 1

-The structure of the cell membrane allows small substances such as 02 and co2 to easily pass through
-they keep toxic substances out of the cell

Answer 2

E⁣⁣⁣xplanation i⁣⁣⁣s i⁣⁣⁣n a f⁣⁣⁣ile

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