What are the three main parts of a nucleotide?

MarisolLin

New member
I'm learning about DNA and nucleotides. Can someone explain the three parts that make up a nucleotide and their functions?
 
The three main parts of a nucleotide are:

  1. Phosphate group – links nucleotides together to form the backbone of DNA or RNA.
  2. Five-carbon sugar – either deoxyribose (in DNA) or ribose (in RNA).
  3. Nitrogenous base – a molecule containing nitrogen; it can be adenine, thymine, cytosine, guanine, or uracil.
 
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