genetic mutation

/dʒəˌnɛdɪk mjuˌteɪʃən/

Other forms: genetic mutations

Definitions of genetic mutation

1. noun

   (genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism
   synonyms: chromosomal mutation, mutation

   types:

   deletion

   (genetics) the loss or absence of one or more nucleotides from a chromosome

   inversion

   (genetics) a kind of mutation in which the order of the genes in a section of a chromosome is reversed

   transposition

   (genetics) a kind of mutation in which a chromosomal segment is transfered to a new position on the same or another chromosome

   gene mutation, point mutation

   (genetics) a mutation due to an intramolecular reorganization of a gene

   reversion

   (genetics) a return to a normal phenotype (usually resulting from a second mutation)

   saltation

   (genetics) a mutation that drastically changes the phenotype of an organism or species

   type of:

   alteration, change, modification

   an event that occurs when something passes from one state or phase to another