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Question

State the dual role of deoxyribonucleoside triphoshates during DNA replication.

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Solution

A deoxynucleoside triphosphate is a nucleotide containing 3 phosphate groups attached to the 5' carbon of the deoxyribose sugar of the nucleoside. It has mainly two roles:
  • They are the building blocks of the DNA strand.
  • They also serve as the energy provider in the form of GTP and ATP.

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