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What are nucleosomes?...

What are nucleosomes?

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Functional units of chromonema
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What is a nucleosome?

What is nucleosome ? How many base pairs are present in a typical nucleosome ?

Knowledge Check

  • Nucleosome is

    A
    Intron interrupted DNA
    B
    Double helix DNA
    C
    Negatively Charge DNA wrapped around positively charged histone octamer
    D
    Satellite DNAs

  • The nucleosome :

    A
    Surround nuclear pores
    B
    has only DNA and nonhistones DNA into chromosome
    C
    is fully responsible for packing with DNA into chromosome
    D
    contains a core of histones was DNA wrapped around it

  • 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

    • Similar Questions

    Explore conceptually related problems

    What is nucleosome? Give its chemical nature.

    How many histones make the core part of a nucleosome. What is the basis of binding DNA molecule to the histones ?

    In the diagram , a nucleosome is given . Select the option with correct identification .

    which histones protein is not a part of nucleosome ?

    Which of the following is incorrect about nucleosome ?

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