Function of Nucleus


 
 
Concept Explanation
 

Nucleus

  •  It is popularly called 'brain of cell'. It is composed of a double layered covering called nuclear membrane.
  • It has numerous pores called nuclear pores for the transfer of materials from inside the nucleus to cytoplasm.
  • The nucleus contains 'chromosomes', which are visible as rod shaped structures only when the cell is about to divide.
  • It encloses a liquid ground substance called nucleoplasm, which contains nucleolus and chromatin material.
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    Sample Questions
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    Question : 1

    _________________ is/are the genetic material(s) in the humans.

    Right Option : B
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    Question : 2

    Fluid present inside nucleus is specifically known as___________________.

    Right Option : C
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    Question : 3

    Which cell organelle is known as the control centre of the cell?

     

    Right Option : A
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