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NEET2014ZoologyMolecular Basis of InheritanceActual

DNA and RNA comprise of

Options

  1. Asugar, phosphate, base
  2. Bsugar, phosphate
  3. Cbase, phosphate
  4. Dsugar, base.

Correct answer

A. sugar, phosphate, base

Step-by-step solution

DNA and RNA are nucleic acids which are found in living systems. DNA is a long polymer of deoxyribonucleotides and RNA is a long polymer of ribonucleotides. A nucleotide has 3 components - a nitrogenous base, a pentose sugar and a phosphate group.

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