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Biology
Cell: The Unit of Life
137 questions from 38 papers, each with its answer.
- 137 questions
- 38 papers
- 3.89% of Biology
Cell Organelles
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Choose the correct statements regarding cell organelles and their inclusions. I. The endomembrane system includes Golgi complex, endoplasmic reticulum and mitochondria. II. Rough endoplasmic reticulum bears ribosomes on its surface. III. Both mitochondria and plastids have circular DNA. IV. A network of microtubules, microfilaments and intermediate filaments present in the cytoplasm is called cytoskeleton. V. Mitochondrion is a single membrane-bound structure. Choose the CORRECT answer from the options given below:
Nucleolus and rRNA synthesis
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Which one of the following is the site for active ribosomal RNA synthesis?
Ribosomes - a universal cell organelle
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Non-membrane bound cell organelles found in both prokaryotic and eukaryotic cells are _______.
Cell membrane structure
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Select the correct statements regarding cell membrane in eukaryotic cell. I. Membrane of human RBCs has approximately 52% protein. II. Major phospholipids are arranged in a bilayer. III. Extensions of the plasma membrane into the cell form mesosomes. IV. Tails towards the inner part of lipids are hydrophobic and thus protected from aqueous medium. V. Glycocalyx is present on the outer surface of the plasma membrane. Choose the CORRECT answer from the options given below:
Official answer key selects (D). Statement V (glycocalyx on the outer surface) is a standard fact from NCERT, so a learner may find this key debatable; transcribed here exactly as given in the official answer key.
That is every question in Cell: The Unit of Life for this filter.
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