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Which of the following checks DNA for errors?

O A. DNA fingerprinting
O B. DNA polymerase
O C. Gel electrophoresis
O D. Restriction endonuclease

User Pscl
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Answer: B DNA polymerase

Explanation: (i think)

User Peter Krnjevic
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B. DNA polymerase. DNA polymerase corrects errors during replication.
User Zhecsan
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