- transversions
Dictionary of molecular biology. 2004.
Dictionary of molecular biology. 2004.
Models of DNA evolution — A number of different Markov models of DNA sequence evolution have been proposed. These substitution models differ in terms of the parameters used to describe the rates at which one nucleotide replaces another during evolution. These models are… … Wikipedia
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
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Mutation — For other uses, see Mutation (disambiguation). Part of the Biology series on Evolution … Wikipedia
Mutation rate — In genetics, the mutation rate is the chance of a mutation occurring in an organism or gene in each generation (or, in the case of multicellular organisms, cell division). The mutation frequency is the number of individuals in a population with a … Wikipedia
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Similarity matrix — A similarity matrix is a matrix of scores which express the similarity between two data points. Similarity matrices are strongly related to their counterparts, distance matrices and substitution matrices.Similarity of Matrix Representations is… … Wikipedia
Transversion — In molecular biology, transversion refers to the substitution of a purine for a pyrimidine or vice versa [ [http://www.mun.ca/biochem/courses/3107/Topics/Mutations.html Mutations Mutagenesis ] ] . It can only be reverted by a spontaneous… … Wikipedia