Last Updated
：2025/11/22
point mutation
（ plural ）
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(genetics) A mutation that involves the replacement, addition or deletion of a small number of bases (especially just one) at a specific site within a gene.
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point mutation
Researchers identified a point mutation in the BRCA1 gene that altered a single base and increased the patient's cancer risk.
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Researchers identified a point mutation in the BRCA1 gene that altered a single base and increased the patient's cancer risk.
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