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Biology - Chapter 16

Question:

A biochemist isolates and purifies various molecules needed for DNA replication. When she adds some DNA, replication occurs, but each DNA molecule consists of a normal strand paired with numerous segments of DNA a few hundred nucleotides long. What has she probably left out of the mixture?

A) DNA polymerase

B) DNA ligase

C) nucleotides

D) Okazaki fragments

E) primase

Answer:

B) DNA ligase

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Last update by mayur on 04/07/2014
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Biology   Chapter 16
Biology - Chapter 16
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Question: A biochemist isolates and purifies various molecules needed for DNA replication. When she adds some DNA, replication occurs, but each DNA molecule consists of a normal strand paired with numerous segments of DNA a few hundred nucleotides long. What has she probably left out of the mixture? A) DNA polymerase B) DNA ligase C) nucleotides D) Okazaki fragments E) primase
Answer: B) DNA ligase