NEET Botany Cell Membrane MCQ Question
Consider a diagram of the cell membrane showing the phospholipid bilayer with embedded proteins. Which component's movement is primarily responsible for the fluidity of the cell membrane?
Lipid molecules
Peripheral proteins
Cholesterol molecules
Sugar moieties
Correct Answer
Detailed Explanation
According to the fluid mosaic model proposed by Singer and Nicolson, the fluidity of the cell membrane is due to the lateral movement of lipid molecules within the bilayer.
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