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MHT CET Medical202622 April 2026Evening ShiftBiologyBiomolecules (B)Actual

Lecithin is a phospholipid made up of the following ____. (A). glycerol (B). fatty acids (C). phosphate group (D). nitrogen compound Choose the correct answer from the options given below:

Options

  1. A(A), (B) and (D) only.
  2. B(A), (B) and (C) only.
  3. C(A), (B), (C) and (D).
  4. D(B), (C) and (D) only.

Correct answer

C. (A), (B), (C) and (D).

Step-by-step solution

Lecithin is a type of phospholipid, specifically known as phosphatidylcholine, which is a major component of cell membranes. Its structure consists of a glycerol backbone esterified with two fatty acid molecules at the first and second carbon positions. The third carbon of the glycerol is esterified to a phosphate group. The phosphate group is further attached to choline, which is a nitrogen-containing compound. Thus, lecithin is composed of glycerol, fatty acids, a phosphate group, and a nitrogen compound. All com

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