Biomolecules

Biomolecules

Question

Which one of the following bases is not present in DNA?

  • Quinoline

  • Adenine

  • Cytosine

  • Thymine

Answer

A.

Quinoline

Quinoline is an alkaloid, it is not present in DNA. DNA  has four nitrogen bases in adenine, guanine, cytosine and  thymine

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