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NEET 2007
Exam
NEET
Year
2007
Subject
Botany
Chapter
Cell - The Unit of Life

NEET 2007 · Botany · Cell - The Unit of Life

Which one of the following is not a constituent of cell membrane'?

Which one of the following is not a constituent of cell membrane'?

Options

  1. Aglycolipids
  2. BProline
  3. Cphospholipids
  4. Dcholesterol.

Correct answer

B. Proline

Step-by-step solution

Cell membrane is chemically made of lipoprotein (60%)(60 \%) and carbohydrates (2-10\%). The lipids of cells membrane are of three types phospholipids, glycolipids and sterols. Proline, on the other hand, is an amino acid which is not a constituent of the plasma membrane.
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