Lipids are the carbon compounds provides an important building block for cell membranes. The correct option is B.
What is cell membrane?
The cell membrane, also known as the plasma membrane, is found within all cells and serves to differentiate the cell's interior from the external environment.
The cell membrane is made up of a semipermeable lipid bilayer. The cell membrane controls the transmission of materials into and out of the cell.
The plasma membrane, also known as the cell membrane, protects the cell. It also maintains a consistent environment within the cell.
And that membrane serves several purposes. One function is to transport nutrients into the cell, while the other is to transport toxic substances out of the cell.
Thus, the correct option is B.
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