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ekmj ekmj
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6 years ago
Which statement best describes a DNA mutation?
 
  a. DNA polymerase adds an incorrect base during replication.
  b. DNA is damaged by UV irradiation.
  c. A mistake in DNA sequence is repaired during replication.
  d. A permanent change occurs in the nucleotide sequence of DNA.
  e. Proofreading during replication replaces a mismatched nucleotide.
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sej011sej011
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6 years ago
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ekmj Author
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6 years ago
Now I'm convinced to ask more questions Slight Smile
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