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BIOLOGY TOPIC 7 NUCLEIC ACIDS (HL)

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Question:

How does DNA polymerase add nucleotides? (6)

Author: Sammy Universe

How does DNA polymerase add nucleotides? (6)



Answer:

CAN'T start replication, only add new nucleotides attaches to the RNA primer and extends from 5'-3' direction adds nucleotides to the 3' primer of the template strand Free Nucleotides = deoxynucleoside TRIphosphates (dNTPs) DNA pol cleaves 2 extra phosphates from dNTPS and uses energy released = phospho bond with the 3' end of the chain


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