What is mutation?

Asked by  | 25th Jan, 2012, 11:21: PM

Expert Answer:

Mutations refer to changes in gene structure or sequence. It may be the alteration of single base units in DNA, or the deletion, insertion, or rearrangement of larger sections of genes or chromosomes
Mutations are caused by radiation, viruses, transposons and mutagenic chemicals, as well as errors that occur during meiosis or DNA replication

Answered by  | 27th Jan, 2012, 08:55: AM

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