A point mutation, or single base substitution, is a type of mutation that causes the replacement of a single base nucleotide with another nucleotide of the genetic material, DNA or RNA. The term point mutation also includes insertions or deletions of a single base pair. A point mutant is an individual that is affected by a point mutation. Repeat i...
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http://en.wikipedia.org/wiki/Point_mutation
(from the article `mutation`) Mutations are of several types. Changes within genes are called point mutations. The simplest kinds are changes to single base pairs, called ... ...changes can be quite small, affecting only one nucleotide pair, or they can be relatively large, affecting hundreds or thousands of nucleotides. ... ...the g...
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http://www.britannica.com/eb/a-z/p/85
A change in a single base pair of a DNA sequence in a gene. (See Mutation.)
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http://www.encyclo.co.uk/local/20095
The exchange of one amino acid on the gene for another.
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http://www.encyclo.co.uk/local/20405
<molecular biology> Mutation that causes the replacement of a single base pair with another pair. ... (18 Nov 1997) ...
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http://www.encyclo.co.uk/local/20973
a mutation resulting from a change in a single base pair in the DNA molecule.
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http://www.encyclo.co.uk/local/21001
Mutationthat causes the replacement of a single base pair with another pair.
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Type: Term Definitions: 1. a mutation that involves a single nucleotide; it may consist of loss of a nucleotide, substitution of one nucleotide for another, or the insertion of an additional nucleotide.
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http://www.medilexicon.com/medicaldictionary.php?t=58073
Point mutation: A single nucleotide base change in the DNA. A point mutation may consist of the loss of a nucleotide, the insertion of an additional nucleotide, or the substitution of one nucleotide for another. The first point mutation discovered in humans involved the substitution of one nucleotide for another. It was in sickle hemoglobin, the mo...
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http://www.medterms.com/script/main/art.asp?articlekey=4968
[
n] - a mutation due to an intramolecular reorganization of a gene
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mutation, most commonly a base substitution, that affects a single base pair
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https://courses.lumenlearning.com/microbiology/chapter/glossary/
gene mutation noun a mutation due to an intramolecular reorganization of a gene
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No exact match found.
