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Define middle lamella. Give its chemical...

Define middle lamella. Give its chemical nature and function.

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MODERN PUBLICATION-CELL : THE UNIT OF LIFE-EXERCISE
  1. What are isotonic,hypertonic and hypotonic solutions.

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  2. Differentiate passive transport and active transport.

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  3. Define middle lamella. Give its chemical nature and function.

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  4. Differentiate between cell organelles and autophagy.

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  5. How do outer membrane and inner membrane of the mitochondria differ fr...

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  6. Draw a neat and labelled sketch of a plastid.

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  7. List one major difference between centriole and basal body.

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  8. List the functions of vacuoles.

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  9. Differentiate between Euchromatin and Heterochromatin.

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  10. What are desmotubules?Give their function.

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  11. Which cellular structure act as: cell circulatory system, protein fact...

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  12. Show the various modifications of plasma membrane with the help of ske...

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  13. Give three functions of nucleus.

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  14. Draw well labelled diagram of TMV.

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  15. Why are membranes described as "proteins in a sea of lipids?" Explain ...

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  16. In a reaction, potassium manganate is converted into KMnO4, the oxidat...

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  17. The appearance of yellow edges to leaves is due to deficiency of this ...

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  18. Differentiate between: (i) Osmosis and endosmosis.

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  19. Differentiate between:Exocytosis and endocytosis.

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  20. Differentiate between:Exosomosis and endosmosis.

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