Question

Newly formed DNA copies may not be identical at times. Give one reason.​

Answer 1

The new DNA copies which are synthesised during replication may not be identical to the original one, This may be due to the introduction of the mutations during the replication process. Mutations are random genetic changes. There are repair mechanisms which correct the mutations incorporated in the DNA.

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Answer 2

Explanation:

If there is an error in DNA copying or mutation, then newly formed DNA copies may not be identical at time.

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