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NTA Abhyas NEET2020BotanyCell - The Unit of LifePractice

Find the incorrect statement from the following.

Options

  1. AIntegral proteins are present on the surface of the membrane.
  2. BPhospholipids are arranged in a bilayer, which is the major constituent of the cell membrane.
  3. CThe cell membrane of RBCs consists of 40% lipids and 52% proteins.
  4. DBoth B and C

Correct answer

A. Integral proteins are present on the surface of the membrane.

Step-by-step solution

The cell membrane consists of two types of proteins: integral proteins are intrinsic proteins which are present deeply embedded in the lipid bilayer and cannot be easily removed, external proteins are present on the surface and loosely associated with the lipid bilayer.

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