- acentric fragment
- acentric fragment.(Источник: «Англо-русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд-во ВНИРО, 1995 г.)
.
acentric fragment
Смотреть что такое "acentric fragment" в других словарях:
Acentric fragment — An acentric fragment is a segment of a chromosome that lacks a centromere.Because it is the centromere is the point of attachment for the mitotic apparatus, such fragments are not evenly distributed to the daughter cells in cell division (mitosis … Wikipedia
acentric fragment — acentrinis fragmentas statusas T sritis augalininkystė apibrėžtis Chromosomos ar chromatidės dalis, neturinti centromeros. atitikmenys: angl. acentric fragment rus. ацентрический фрагмент … Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas
acentric — Lacking a center; in cytogenetics, denoting a chromosome fragment without a centromere. [G. a priv. + kentron, center] * * * acen·tric ( )ā sen trik adj lacking a centromere <acentric chromosomes> * * * n. (in … Medical dictionary
fragment — A small part broken from a larger entity. acentric f. SYN: acentric chromosome. Brimacombe f. a ribonucleoprotein f. obtained by mild ribonuclease treatment of ribosomes. butterfly f. a broad triangular f. that is commonly present in … Medical dictionary
acentric — n. (in genetics) a chromosome or fragment of a chromosome that has no centromere. Since acentrics cannot attach to the spindle they are usually lost during cell division. They are often found in cells damaged by radiation. Derivatives: acentric… … The new mediacal dictionary
acentric — adjective 1. lacking a centromere an acentric chromosome fragment • Pertains to noun: ↑centromere 2. not centered or having no center • Similar to: ↑eccentric, ↑nonconcentric … Useful english dictionary
acentric — adj. [Gr. a, without; kentrol, center] Pertaining to not being centered; lacking a centromere when referring to a chromosome or chromosome fragment … Dictionary of invertebrate zoology
Acentric chromosome — A fragment of a chromosome (one of the microscopically visible carriers of the genetic material DNA) that is lacking a centromere (the “waist” of the chromosome essential for the division and the retention of the chromosome in the cell) and so is … Medical dictionary
acentric chromosome — Chromosome fragment lacking a centromere … Glossary of Biotechnology
Chromosome, acentric — A fragment of a chromosome (one of the microscopically visible carriers of the genetic material DNA) that is lacking a centromere (the “waist” of the chromosome essential for the division and the retention of the chromosome in the cell) and so is … Medical dictionary
