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IMPORTANT
Earn 100
Arrangement of microtubules in a flagellum and a centriole is respectively
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Important Questions on Cell: The Unit of Life
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IMPORTANT
Which of the following statements is incorrect for centrioles?
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Which of the following options is correct about structures visible in the cross-section of a centriole?
Peripheral microtubules_, Central microtubules (singlets)_, Hub_, Spokes_, Inter triplet bridge (triplets)_
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Match the cell organelles given in column I with cellular processes in column II and select the correct option from the codes given below.
| Column I | Column I | ||
| A | Lysosomes | (i) | Protein synthesis |
| B | Ribosomes | (ii) | Hydrolytic activity |
| C | Smooth endoplasmic reticulum | (iii) | Steroid synthesis |
| D | Centrioles | (iv) | Formation of spindle |
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Select the wrong statement with respect to the structure of a plant cell.
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Centrioles arise from
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IMPORTANT
Match column I with column II and select the correct option from the codes given below.
| Column I | Column I | ||
| A | Mitochondria | (i) | Without membrane |
| B | Lysosomes | (ii) | Single membrane |
| C | Ribosomes | (iii) | Double membrane |
| D | Nucleus |
MEDIUM
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IMPORTANT
Match column I with column II and select the correct option from the codes given below.
| Column I | Column I | ||
| A | Nucleosome | (i) | Lipid storage |
| B | Sphaerosomes | (ii) | Glycolate metabolism |
| C | Peroxisomes | (iii) | Transport of macromolecules |
| D | Plasmodesmata | (iv) | RNA synthesis |
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In eukaryotic cells, the given figure is synthesised in
