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Rate of diffusion of substances is affec...

Rate of diffusion of substances is affected by:

A

concentration of moleucles diffusing.

B

temperature of the medium

C

the area of cross secton of diffusion pathway

D

all the three.

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JBD PUBLICATION-CELL: THE UNIT OF LIFE-EXAMPLE
  1. Rate of diffusion of substances is affected by:

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  2. Fill in the blanks: Main components of cytoskeleton are microtubules, ...

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  3. Fill in the blanks: The …………….are hollow and unbranched cylinders.

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  4. Fill in the blanks: Protonfilaments are made p of protein………….. .

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  5. Fill in the blanks: The alpha and beta tubulin molecules are arranged ...

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  6. Fill in the blanks: Colhicine…………….assembly of microtubules.

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  7. Fill in the blanks: Myofilaments are prominent in………………cells.

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  8. Fill in the blanks: Microfilaments are made up of protein actin and………...

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  9. Fill in the blanks: Ciliary membrane is an extension of……………… .

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  10. Fill in the blanks: ……………is the basic arrangement of microtubules in c...

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  11. Fill in the blanks: A basal body has……………..pattern of microtubules.

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  12. Who gave the term cell membrane?

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  13. Name the group of organisms that do not possess intracellular membrano...

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  14. How much is the thickness of cell membrane?

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  15. How many layered the cell membrane appears under electrons microscope?

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  16. What are the two major components of a biomembrane?

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  17. Who proposed the unit membrane concept?

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  18. Which one is the best accepted model for plasma membrane?

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  19. Name the coat present on the cell membrane.

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  20. Name the semipemeable membrane present around the plant cell vacuole.

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  21. What is the main differences in simple and fascillitated diffusion?

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