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point-blank
point blanket
point contact
point defect
point duty
point guard
point lace
point man
point mutation
point of accumulation
point of departure
point of honor
point of inflection
point of no return
point of order
point of presence
point-of-purchase
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point mutation
point mu·ta·tion (plural point mu·ta·tions)


noun 
Definition:
 
genetic mutation: a mutation that involves a change in a single base or base pair of the nucleotides in a gene, occurring as a result of addition, deletion, or substitution
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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