heteroduplex

Urea

... urea concentrations). See also TGGE, SSCP and heteroduplex analysis . Related Terms: Deoxyribonucleic acid ( DNA ) ... Full article >>> The inner fluid phase has most of the enzymes of the tricarboxylic acid cycle and some of the urea cycle . The inner membrane contains the components o...

Resolution

...; In both types of half chiasma resolution , heteroduplex es result in the region between initiation and half chiasma resolution . The model thus accounts for the incomplete association of gene conversion and PMS events with cross-over events. Full article >>> A photomicrograph of an ind...

Probability

...ce. Full article >>> If reciprocal heteroduplex es formed during recombination , and if the probability of repair of mismatches is the same for both, then tritypes and tetratypes should occur with equal frequency. Full article >>> Hybridization conditions: higher the stringenc...

Polarity

...s at a hotspot, coupled with different extents of heteroduplex formation. Full article >>> Search for polarity in these other data bases too Definition of polarity : ... Full article >>> Polarity Nonpolar molecule s diffuse faster through the lipid portion of the membran...

Origin

...osition homologous to the first nick . Symmetric heteroduplex es would result. Full article >>> As many explosives have only been present in the environment for 10 years, and with similar molecule s not known in Nature, the origin of enzymes specialized for the breakdown of explosives is o...

Offspring

...t one genetic character istic ( trait ). Also, a heteroduplex DNA or DNA - RNA molecule . Hybridization . The hydrogen bond ing of complementary DNA and/or RNA sequence s to form a duplex molecule . Full article >>> "If a population is finite in size (as all population s are) and i...

Mismatch repair

...pecific binding of mismatch repair enzymes to heteroduplex es between wildtype and plasmid s with point mutation s. Full article >>> In vivo, the presence of mismatch recognizing proteins related to mismatch repair enzymes could block branch migration (ref). In vitro, the S. cerevi...

Melting temperature

... Since the sequence s of the two strand s in a heteroduplex differ, the molecule is not perfectly base -paired; the melting temperature of a heteroduplex DNA is dependent upon the number of mismatched base pair s. Full article >>>...

In vivo

...rived from different parental duplex molecule s; heteroduplex DNA molecule s occur during genetic recombination in vivo and during hydridization of different but ... Full article >>> A short sequence (of RNA or DNA ) from which DNA replication can initiate. May be either a synthetic D...

Identity

...; The non- identity of mismatches in symmetric heteroduplex es may lead to different probabilities of repair. When one mismatch is repaired, but the other not, a 5:3 or 3:5 segregation results. Full article >>> On screen identity Copper cut-out ident by Lambie-Nairn Associates Ltd, one of m...

Heteroduplex Dna

... Full article >>> According to the heteroduplex DNA recombination model, the point from which u...uble helices begins, as a prelude to formation of heteroduplex DNA . A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ... Full article >>> Also, ...

Heteroduplex analysis

...roduplex analysis The study of the mobilities of heteroduplex DNA under polyacrilamide gel electrophoresis . The reduced mobility of heteroduplex DNA compared with homoduplex DNA is proportional to the degree of divergence of the sequence s. ...

Heteroduplex

When, in Ascobolus, heteroduplex es contain non-matched bases due to mutagen -ca...strand s from different sources, referred to as a heteroduplex , will have loops and bubbles in regions where the two DNA s differ. Full article >>> ...

Genetic recombination

...rived from different parental duplex molecule s; heteroduplex DNA molecule s occur during genetic recombination in vivo and during hydridization of different but related ... Full article >>> Organ isms that are no longer closely related may have retained the ability for genetic recombinatio...

Gene conversion

...t gene conversion may be explained by repair of heteroduplex DNA . Full article >>> Gene conver...s at a hotspot, coupled with different extents of heteroduplex formation. Full article >>> Gene conversion during meiosis alters the normal me...

Gel

...enaturing conditions. See also DGGE , SSCP and heteroduplex analysis . Full article >>> mesoglea A gel -like matrix that occurs between the outer and inner epithelial layers in cnidarians. mesophyll Layer of leaf tissue between the epidermis layers; literally meaning "middle of the le...

Double helix

... sequence difference between the strand s, the heteroduplex may show single strand loops or bubbles (unpaired regions). Full article >>> DNA is a double helix , with bases to the center (like rungs on a ladder) and sugar-phosphate units along the sides of the helix (like the sides of a ...

Denature

...esents a problem. Full article >>> heteroduplex analysis : denature d suspected mutant DNA is anneal ed with denature d reference DNA ; mismatches are detected by altered mobility in electrophoresis . Full article >>> Denaturing gradient gel electrophoresis ( DGGE ): Resolv...

Conversion

...s at a hotspot, coupled with different extents of heteroduplex formation. Full article >>> GENE CONVERSION - The alteration of all or part of a gene by a homologous donor DNA that is itself not altered in the process. GENOME - The complete set of genetic information defining a particula...

Asymmetry

...cal, but one that creates a single ("asymmetric") heteroduplex . Full article >>> Asymmetry and Symmetry Asymmetrical animals (sponges) have no general body plan or axis of symmetry that divides the body into mirror-image halves. Full article >>> The origin of homochirality mi...