point mutation

point mutation
   changes involving single base pairs.

Forensic science glossary. . 2012.

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  • point mutation — point mutation. См. точковая мутация. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Point mutation — Illustration of three types of point mutations. 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. Often the… …   Wikipedia

  • 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… …   Medical dictionary

  • point mutation — noun Date: 1925 a gene mutation involving the substitution, addition, or deletion of a single nucleotide base …   New Collegiate Dictionary

  • point mutation — Intragenic mutation in which recombination is not impaired …   Dictionary of invertebrate zoology

  • point mutation — A mutation that affects only a single base pair in a specific location …   Dictionary of microbiology

  • point mutation — noun 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 …   Wiktionary

  • point mutation — Mutationthat causes the replacement of a single base pair with another pair …   Dictionary of molecular biology

  • point mutation — Genetics. a change in a single base in a nucleotide sequence. [1920 25] * * * …   Universalium

  • Repeat induced point-mutation — In molecular biology, repeat induced point mutation or RIP is a process by which DNA in Neurospora crassa accumulates G:C to A:T mutations. It is associated with DNA methylation …   Wikipedia

  • Point accepted mutation — (PAM), is a set of matrices used to score sequence alignments. The PAM matrices were introduced by Margaret Dayhoff in 1978 based on 1572 observed mutations in 71 families of closely related proteins.[1] Each matrix has the twenty standard amino… …   Wikipedia

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