basic number of chromosomes

basic number of chromosomes
pagrindinis chromosomų skaičius statusas T sritis augalininkystė apibrėžtis Haploidinis chromosomų skaičius diploidiniuose poliploidų protėviuose. Žymimas simboliu x. atitikmenys: angl. basic number of chromosomes rus. основное число хромосом

Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas. . 2010.

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  • chromosomes — The nuclei of the body cells of humans and other complex animals and plants contain a number (fixed for each species twenty three in the human case) of pairs of thread like structures. These carry the genes , the basic units of material… …   Dictionary of sociology

  • Copy-number variation — This gene duplication has created a copy number variation. The chromosome now has two copies of this section of DNA, rather than one. Copy number variations (CNVs) a form of structural variation are alterations of the DNA of a genome that results …   Wikipedia

  • Variable number tandem repeat — A Variable Number Tandem Repeats (or VNTR) is a location in a genome where a short nucleotide sequence is organized as a tandem repeat. These can be found on many chromosomes, and often show variations in length between individuals. Each variant… …   Wikipedia

  • Karyotype — A karyotype is the number and appearance of chromosomes in the nucleus of an eukaryotic cell. The term is also used for the complete set of chromosomes in a species, or an individual organism.[1][2]p28[3] Karyotypes describe the number of… …   Wikipedia

  • diploid — dip loid (d[i^]p loid), a. [Gr. diplo os twofold + oid.] (Biol.) having a number of chromosomes corresponding to two copies of each chromosome; having double the basic number of chromosomes, as seen in a haploid cell. Contrasted to {haploid} and… …   The Collaborative International Dictionary of English

  • ploidy — The number of haploid sets in a cell. Gametes normally contain one; somatic cells two. SEE ALSO: polyploidy. [ ploid + y, condition] * * * ploi·dy plȯid ē n, pl ploi·dies degree of repetition of the basic number of chromosomes * * * n …   Medical dictionary

  • monoploid — adj. [Gr. monoploos, onefold] 1. Any somatic cell or individual with one set of chromosomes. 2. Having the basic number of chromosomes in a polyploid series; see euploid, aneuploid …   Dictionary of invertebrate zoology

  • ploidy — noun Etymology: from such words as diploidy, hexaploidy Date: 1939 degree of repetition of the basic number of chromosomes …   New Collegiate Dictionary

  • octoploid —   a. eight fold; having eight times basic number of chromosomes; n. such cell …   Dictionary of difficult words

  • octaploid —   a. eight fold; having eight times basic number of chromosomes; n. such cell …   Dictionary of difficult words

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