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Nucleosme given beaded appearane to chr...

Nucleosme given beaded appearane to chromosome.They help in the packing of DNA in chromosome. A nucleosome has

A

About 2 turns of DNA

B

8 histone molecules of 4 types (2 mols of each of `H_(2)aH_(2)b,H_(3) and H_(4)`)

C

200 nitrogen base pairs

D

All of the above

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The correct Answer is:
D
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CENGAGE BIOLOGY-CELL: STRUCTURE AND FUNCTIONS-ARCHIVES
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  2. Which one of the following is not a constituent of cell membrane

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  3. Selective the worng statement form the following.

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  4. Vacuole in a plant cell

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  5. The two sub-units of ribosome remain united at a critical ion level of

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  6. Cellulose is the major component of cell walls of

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  7. Polysome is formed by

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  8. Keeping in view the fluid mosaic model for the stucture of cell membra...

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  9. Middle lamella mainly contains

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  10. Stroma in the chloroplasts of higher plant cantains

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  11. Cytoskelection is made up of

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  12. Plasmodesmata are

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  13. The plasma membrane consists maninly of

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  14. The main arena of various types of activities of a cell is " ...

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  15. Which one of the following has its own DNA?

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  16. Which one of the following structures between two adjacent cells is an...

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  17. Identify the components labelled A, B, C and D in the diagram below fr...

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  18. An elaborate network of filamentous proteinaceous structures present i...

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  19. What are those structures that appear as 'beads-on-string' in the chro...

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  20. Peptide synthesis inside a cell takes place in

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  21. Important site for formation of glycoproteins and glycolipids is

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