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(a) Name the cell organelle which is com...

(a) Name the cell organelle which is commonly termed 'protein factory' of the cell. What is its alternative name ?
(b) List their types found in prokaryotic and enkaryotic cells.
(c) Describe their structure.

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(a) Ribosomes. They are also called Palade particles.
(b) 70S - ribosomes in prokaryotic cells and 80S - ribosomes in eukaryotic cells.
(c) Ribosomes consist of a rRNA and proteins without a membrane around them.
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PRADEEP-THE FUNDAMENTAL UNIT OF LIFE -C. SHORT ANSWER QUESTIONS
  1. (i) Name any two cell organelles which are bounded by double membranes...

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  2. (a) Name the cell organelle which is commonly called 'suicidal bags' o...

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  3. (a) Name the cell organelle which is commonly termed 'protein factory'...

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  4. (a) List various components of the nucleus. (b) What are chromosomes...

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  5. Name three cell constituents of plant cells which are bounded by doubl...

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  6. Write three important differences between an animal and plant cell.

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  7. Briefly describe the process of active transport.

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  8. Very briefly describe the following in a plant cell : (i) Middle lam...

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  9. Briefly explain each of the following : (i) Diploid cell (ii) Hapl...

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  10. What is plasmolysis ? Differentiate between incipient plasmolysis and ...

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  11. Classify the following as osmosis or diffusion : (a) Aquatic animals...

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  12. Which cell organelles are called the power houses of the cells and why...

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  13. Draw a neat diagram of an animal cell and label on it the following : ...

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  14. Enlist the functions of endoplasmic reticulum.

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  15. Describe structure and functions of Golgi apparatus.

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  16. Draw a labelled diagram of a plant cell as revealed by an electron mic...

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  17. What is diffusion ? What is its significance ?

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  18. Give atleast three similarities and three dissimilarities between a pl...

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  19. Very briefly describe the following : (i) Lysosomes are autophagous ...

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  20. (a) Why are chloroplasts commonly called 'Kitchen of the cell' ? (b)...

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