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The role of DNA helicase enzyme is to_______

Option: 1

Ligate the phosphodiester bonds.


Option: 2

Unwind the DNA strands


Option: 3

Catalyze degradation of RNA

 


Option: 4

Synthesizing polymers of nucleic acids


Answers (1)

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It is believed that all organisms require the class of enzymes known as helicases. Their primary job is to unravel an organism's genetic code. Using the energy from ATP hydrolysis, helicases are motor proteins that travel in one direction along a nucleic acid phosphodiester backbone to separate two hybridized nucleic acid strands. An extremely conserved class of enzymes known as DNA helicases unwinds DNA. All procedures involving access to single-stranded DNA, including RNA transcription, DNA replication, and DNA repair and recombination, are carried out by them.

Option 2 is the correct answer. 

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