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Substitution in Biological Dictionary

Substitution

... substitution cipher, in cryptography. substitution property, in Equality (mathematics)#Some basic logical ... Variable substitution , in first-order logic ... ...

Point Mutation

... these point mutations by the use of ... A point mutation or substitution is the most limited type of mutation , whereby a ... Sometimes the ... occurs when a single ... A point mutation results in a base pair substitution after replication and ... Point mutation summary with 3 pages of ...

Transversion

... In molecular biology, transversion refers to the substitution of a purine for a pyrimidine or vice versa . It can only be reverted by a spontaneous reversion. Because this type of mutation changes the ...

Ribonucleotides

... next in solution onto a ... use either deoxyribonucleotides (dNTPs) or ribonucleotides ... unable to use ribonucleotides , and the tyrosine substitution ... ribonucleotides ' binding ... Ribonucleotides are found in RNA (ribonucleic acid) and sometimes in DNA. ... The ribonucleotides must ...

Pyrimidine

... acid. C16H20BN3O3. Details. B10898 ... D evelopment of purine and pyrimidine analogues as potential anti ... This specific site of substitution on the pyrimidine ring was selected ... Online Shopping at DirectTextBook.com - Save up to 80%, buy or rent. New and used books like Purine and ...

Pribnow box

... TATA HOMOLOGY, HOMEOBOX, PROMOTER, BASE PAIR (bp) ... Roles of the Pribnow box in positive regulation of the ompC and ompF genes ... A base substitution at the Pribnow box renders ompF expression independent of a ... ...

Methylation

... Methylation in the chemical sciences denotes the attachment or substitution of a methyl group on various substrates. This term is commonly used in chemistry, biochemistry, soil science and the biological sciences. DNA ...

Guanine

... 1 - Am. Min. Crystal Structure Database. 2 - Athena ... Information about guanine in the free online English dictionary and encyclopedia. ... A substitution of cytosine for guanine , also located in VD 1, resulted in Gln ... Guanine (G) forms a pair with a base called Cytosine (C) CG. More ...

Genetic drift

... ... Describes the how genetic drift , one of the most important mechanisms of evolution, works. 2.2 New mutations and neutral drift . 2.3 substitution and the genetic clock ... We might begin our examination of genetic drift by looking at its effect on ... In population genetics, genetic ...

Endosymbiont

... and host endosymbiont ML trees. ... The aphid endosymbiont lineages provide an interesting exception; because all ... The elevated substitution rates in endosymbiont genomes relative to those of ... Hamiltonella defensa, an endosymbiont ... nally transmitted defensive endosymbiont ...

Cytosine

... - Guanine - Cytosine - Purine - Pyrimidine ... Information about cytosine in the free online English dictionary and encyclopedia. ... A substitution of cytosine for guanine, also located in VD 1, resulted in Gln ... Science and technology news stories tagged with keyword: cytosine . ... has ...

Cytoplasm

... ... Cytoplasm - Wikipedia, the free encyclopedia ... Cytoplasm ... Also provides a short description of the cytoplasm . ... Cytoplasm substitution between an Indica strain of Oryza sativa and O. ... ...

Base pair

... gene ... Base pairs hold the actual information in DNA and RNA -- somewhat analogous to ... Every once in a while, a base pair substitution will change the effected codon ... BPS is a database of RNA base pairs with quantitative information on the spatial ... Version 1.0 of the ...
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