Question

Which structure is made up of fats and proteins and surrounds a cell?
A. Plasma membrane.
B. Cell wall.
C. Cell envelope.
D. Cytoplasm.

Answer 1

A) is your correct answer.

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Hope it helps you.

Answer 2

Option (A) Plasma membrane is made up of fats and proteins and surrounds a cell.

Explanation:

• A plasma membrane is also known as a cell membrane, which is a specialized membrane surrounding the cell.
• It controls the transport of molecules from in or out of the cell.
• The cell membrane is semipermeable and is made up of a phospholipid bilayer, besides other types of lipids, proteins, and carbohydrates.
• The function of the plasma membrane is to protect the cell by providing a fixed environment inside the cell.