Home
Class 11
BIOLOGY
Define nucleosome....

Define nucleosome.

Text Solution

Verified by Experts

Darkly stained DNA-histone octameric complexes present on a chromatin fibre.
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • CELL : THE UNIT OF LIFE

    MODERN PUBLICATION|Exercise NCERT FILE (NCERT EXERCISE QUESTIONS)|14 Videos

  • CELL : THE UNIT OF LIFE

    MODERN PUBLICATION|Exercise NCERT FILE (NCERT EXEMPLAR PROBLEM (A. MULTIPLE CHOICE QUESTIONS))|14 Videos

  • BREATHING AND EXCHANGE OF GASES

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST|14 Videos

  • CELL CYCLE AND CELL DIVISION

    MODERN PUBLICATION|Exercise CHAPTER PRACTICR TEST (SECTION-D)(LONG ANSWER TYPE QUESTION)|1 Videos

Similar Questions

Explore conceptually related problems

Describe the structure of a nucleosome.

Describe the structure of a nucleosome.

Knowledge Check

  • The terms nucleosome was given by oudet .Olins ans olins called these particle as "nu" bodies .which histones is abserntin nucleosome ?

    A
    `H_(1)`
    B
    `H_(2)A`
    C
    `H_(3)`
    D
    `H_(4)`

  • DNA packaging in eukaryotes is carried out with the help of histone. The unit of compaction is nucleosome. Which option is correct about nucleosome ?

    A
    Octamer of nucleosome consists of 2 copies of each H2A, H2B, H3 and H1
    B
    In a typical nucleosome 200 bp are found
    C
    Linker DNA is attached to H4 histone protein
    D
    The nucleosome in chromatin are seen as beads on string structure when viewed under light microscope

  • Arrange the following in correct ascending order based on their number I. DNA molecules in anaphase chromosome II. Kinetochores at a centromere of a metaphase chromosome III. Types of histone in a nucleosomes core IV. Number of histones in a nucleosomes core

    A
    I, II, III, IV
    B
    IV, III, II, I
    C
    I, IV, III, II
    D
    I, III, IV, II

    • Similar Questions

    Explore conceptually related problems

    Enlist the histones which form an octamer of nucleosome.

    With the help of a suitable diagram, describe the structure of a nucleosome.

    With the help of a suitable diagram describe the structure of a nucleosome.

    [A] : Histone proteins are synthesized during S phase . [R] : Histone proteins are found associated with DNA to form beed like nucleosomes .

    Which stage of cell cycle is characterised by DNA - replication, synthesis of Histones and formation of new nucleosomes :-

    Home
    Profile