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JIPMER 2018
Exam
JIPMER
Year
2018
Subject
Botany
Chapter
Cell - The Unit of Life

JIPMER 2018 · Botany · Cell - The Unit of Life

What is the role of sterol in cell membrane?

What is the role of sterol in cell membrane?

Options

  1. AStability
  2. BCommunication with other cells
  3. CSecretion
  4. DTransport

Correct answer

A. Stability

Step-by-step solution

The role of sterol in cell membrane is to provide stability. Steroles are steroids with 8−108-10 carbon long aliphatic side chain at carbon 17 and at least one alcoholic hydroxyl. Cholesterol (C27H45OH)\left(\mathrm{C}_{27} \mathrm{H}_{45} \mathrm{OH}\right) is a common sterol found in many animal cell membranes.
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