Cellular Organelles
CBSE · Class 11 · Biotechnology
Most important questions from Cellular Organelles for CBSE Class 11 Biotechnology board exam 2026. MCQs, short answer, and long answer questions with marks.
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Which membrane protein type is superficially attached and mainly involved in cell signalling?
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Peripheral membrane proteins
Peripheral membrane proteins are superficially attached to the lipid bilayer and are mainly involved in cell signalling.
Which membrane protein type is partially or fully buried in the membrane?
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Integral membrane proteins
Integral membrane proteins are partially or fully buried in the plasma membrane.
What is mesosome in prokaryotic cells?
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An extension of the plasma membrane in the form of vesicles, tubules and lamellae
Mesosome is formed by extension of the plasma membrane and appears as vesicles, tubules and lamellae.
What is the role of mesosomes in prokaryotic cells?
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They increase the surface area of the plasma membrane
Mesosomes increase the surface area of the plasma membrane.
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- NCERT Official — ncert.nic.in
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- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
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