spontaneous mutations

spontaneous mutations
Мутации спонтанные — мутации, возникающие в результате взаимодействия генома с внутренней (ошибки репликации, кроссинговер и др.) и внешней (естественный радиоактивный фон, загрязнители биосферы и т. п.) средой, а не в результате экспериментальных воздействий. М. с. являются главной основой органической эволюции.

Англо-русский толковый словарь генетических терминов. — М.: Изд-во ВНИРО. . 1995.

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Смотреть что такое "spontaneous mutations" в других словарях:

  • spontaneous mutation — one of the mutations occurring at a low but measurable rate in all organisms, presumably because of the inherent rates of error in the replication and transmission of a genome. Called also natural m. See also induced m …   Medical dictionary

  • Mutation — For other uses, see Mutation (disambiguation). Part of the Biology series on Evolution …   Wikipedia

  • genetic disease, human — Introduction       any of the diseases and disorders that are caused by mutations in one or more genes (gene).       With the increasing ability to control infectious and nutritional diseases in developed countries, there has come the realization …   Universalium

  • Genetic code — A series of codons in part of a messenger RNA (mRNA) molecule. Each codon consists of three nucleotides, usually representing a single amino acid. The nucleotides are abbreviated with the letters A, U, G and C. This is mRNA, which uses U (uracil) …   Wikipedia

  • Heritability of autism — Autism has a strong genetic basis, although the genetics of autism is complex and it is unclear whether ASD is explained more by multigene interactions or by rare mutations with major effects. [cite journal |journal= Nat Rev Genet |year=2008… …   Wikipedia

  • Mutagen — In genetics, a mutagen (Latin, literally origin of change) is a physical or chemical agent that changes the genetic material, usually DNA, of an organism and thus increases the frequency of mutations above the natural background level. As many… …   Wikipedia

  • ENU — For other uses, see ENU (disambiguation). ENU Systematic name 1 Ethyl 1 nitrosourea …   Wikipedia

  • Gene — The basic biological unit of heredity. A segment of deoxyribonucleic acid (DNA) needed to contribute to a function. An official definition: According to the official Guidelines for Human Gene Nomenclature, a gene is defined as a DNA segment that… …   Medical dictionary

  • Marfan syndrome — Marfan redirects here. For the person after whom the syndrome is named, see Antoine Marfan. Marfan syndrome Classification and external resources Micrograph demonstrating myxomatous degeneration of the aorti …   Wikipedia

  • Muller, Hermann Joseph — born Dec. 21, 1890, New York, N.Y., U.S. died April 5, 1967, Indianapolis, Ind. U.S. geneticist. He attended Columbia University. The possibility of consciously guiding human evolution provided the initial motivation for his research, leading him …   Universalium

  • Haemophilia — Classification and external resources Deficiency in coagulation factor VIII is the most common cause of haemophilia. ICD 10 D …   Wikipedia


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