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Biology, 25.01.2020 02:31 Kana81

What are mutations?

a. changes in nucleotides of a dna molecule that affect the genetic message.
b. repairs of damage to dna molecules by specialized enzymes.
c. removal of damaged dna nucleotides by enzyme molecules.
d. reduction in the rate of replication of dna due to regulatory mechanisms.

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What are mutations?

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