Nucleotides are building blocks of nucleic acids. Each nucleotide is a composite molecule formed by:

Correct answer: A. Base­ sugar ­phosphate

  • A. Base­ sugar ­phosphate
  • B. Base ­sugar­ OH
  • C. Base­s
  • D. Sugar ­phosphate

Explanation

Each nucleotide consists of three distinct units ­ a phosphate group derived from phosphoric acid, a pentose sugar, and a ring-shaped nitrogenous base. Nucleoside + Phosphoric acid= Nucleotide + H2O

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