Question

What is a semi-permeable screen made of?​

Answer 1

Explanation:

These membranes are made up of phospholipids (a type of lipid or fat) and proteins. Cell membranes are semipermeable, which means molecules can move through them.

Answer 2

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• These membranes are made up of phospholipids and proteins. Cell membranes are semipermeable, which means molecules can move through them.

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