NCIt related terms : variant_classification; variant classification; GeneticVariation;
NCIt definition : Genetic Variation consists of deviation(s) in the nucleotide sequence of the genetic
material of an individual from that typical of the group to which the individual belongs,
or deviation(s) in the nucleotide sequence of the genetic material of offspring from
that of its parents.;
Alternative definition : BRIDG 5.3: The difference(s) in the nucleotide sequence of a biologic entity relative
to a reference sequence. EXAMPLE(S): A single nucleotide change from adenosine to
cytosine, of the CAG trinucleotides repeats in the Huntington gene. The BRCA1 gene
can contain an insertion at position 5382, BRCA1 gene.c.5382insC, or a single nucleotide
polymorphism, at position 61 converting a to a G, 61C- G. OTHER NAME(S): NOTE(S):;