sex chromosomes


sex chromosomes
(X and Y chromosomes)
   Are those whose contents are different in the two sexes; usually labeled X and Y, male have XY chromosomes and female have XX chromosomes.

Forensic science glossary. . 2012.

Look at other dictionaries:

  • sex chromosomes — lytinės chromosomos statusas T sritis augalininkystė apibrėžtis Chromosomos, besiskiriančios struktūra ir funkcijomis ir lemiančios individų lytį. atitikmenys: angl. heterochromosomes; sex chromosomes rus. гетерохромосомы; половые хромосомы… …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • sex chromosomes — chromosomes that are associated with the determination of sex, in mammals constituting an unequal pair, the X and Y chromosomes …   Medical dictionary

  • multiple sex chromosomes — multiple sex chromosomes. См. множественные половые хромосомы. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • sex linkage — n. Genetics the phenomenon by which inherited characters are determined by genes carried on one of the sex chromosomes and are consequently linked with the sex of an individual sex linked [seks′liŋkt′] adj. * * * …   Universalium

  • sex linkage — n. Genetics the phenomenon by which inherited characters are determined by genes carried on one of the sex chromosomes and are consequently linked with the sex of an individual sex linked [seks′liŋkt′] adj …   English World dictionary

  • sex-linkage — sex′ link age n. gen an association between genes in sex chromosomes such that the characteristics determined by these genes appear more frequently in one sex than in the other • Etymology: 1910–15 …   From formal English to slang

  • sex — /seks/, n. 1. either the male or female division of a species, esp. as differentiated with reference to the reproductive functions. 2. the sum of the structural and functional differences by which the male and female are distinguished, or the… …   Universalium

  • Sex differences in humans — Male and female anatomy. Note that these models have had body hair and male facial hair removed and head hair trimmed. A sex difference is a distinction of biological and/or physiological characteristics associated with either males or females of …   Wikipedia

  • Sex — An organism s sex is defined by the gametes it produces: males produce male gametes (spermatozoa, or sperm) while females produce female gametes (ova, or egg cells); individual organisms which produce both male and female gametes are termed… …   Wikipedia

  • Sex-determination system — A sex determination system is a biological system that determines the development of sexual characteristics in an organism. Most sexual organisms have two sexes. In many cases, sex determination is genetic: males and females have different… …   Wikipedia


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