DNA is composed of units called nucleotide , each of which contains a phosphate group, a 5-carbon sugar, and one of 4 nitrogen-containing bases.
This is referred to as deoxyribonucleic acid and it is the genetic material of most organisms and ensures that traits are passed from the parent to offspring during the process of reproduction.
It is made up of units called nucleotide which contains different compounds such as the following below and is used for various purposes such as for identification.
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