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What is nucleus?

  1. It is spherical in shape, located at the centre of the cell
  2. It contains the identity of cell in the form of DNA
  3. It is an important component of cell
  4. All of the above

Answer: All of the above


Long Answer:

Nucleus is an important component of cell. It is generally spherical in shape, located at the centre of the cell. It contains the identity of the cell in the form of DNA.