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"Mutations arise spontaneously at low frequency owing to the chemical instability of purine and pyrimidine bases and to errors during DNA replication.<a href='https://take5japan.com/qa/which-is-a-frameshift-mutation-quizlet.html#qa-what-are-3-causes-of-mutations'>look at</a>"
<https://take5japan.com/qa/which-is-a-frameshift-mutation-quizlet.html>