• Thumbnail for XY sex-determination system
    The XY sex-determination system is a sex-determination system present in many mammals, including humans, some insects (Drosophila), some snakes, some...
    32 KB (3,651 words) - 07:43, 4 November 2024
  • Thumbnail for ZW sex-determination system
    the XY sex-determination system and the X0 sex-determination system, where the sperm determines the sex, in the ZW system, the ovum determines the sex of...
    20 KB (2,323 words) - 13:09, 22 October 2024
  • Thumbnail for Sex-determination system
    Sex database (as of 2023), the known sex determination systems are: 1. complex sex chromosomes, homomorphic sex chromosomes, or others The XX/XY sex-determination...
    74 KB (8,512 words) - 15:34, 9 November 2024
  • Thumbnail for XO sex-determination system
    Sex-determination system Sexual differentiation Haplodiploid sex-determination system XY sex-determination system ZO sex-determination system ZW sex-determination...
    8 KB (854 words) - 01:17, 5 August 2024
  • Thumbnail for ZO sex-determination system
    Sex Determination in Silene Sex-determination system Sexual differentiation Haplodiploid sex-determination system XY sex-determination system XO sex-determination...
    2 KB (137 words) - 01:57, 2 May 2023
  • Thumbnail for Sex
    sex of an individual is determined through one of several biological sex-determination systems. Most mammalian species have the XY sex-determination system...
    66 KB (7,667 words) - 11:17, 20 October 2024
  • Thumbnail for Sex chromosome
    of plants is reflected in their sex-determination systems, which include XY and UV systems as well as many variants. Sex chromosomes have evolved independently...
    30 KB (3,662 words) - 11:06, 15 October 2024
  • Thumbnail for Sexual differentiation in humans
    identification. The development of sexual differences begins with the XY sex-determination system that is present in humans, and complex mechanisms are responsible...
    20 KB (2,172 words) - 09:46, 4 November 2024
  • software engineering and technical support situations XY sex chromosomes, in the XY sex-determination system found in many animals a male, an organism typically...
    3 KB (382 words) - 21:01, 9 November 2024
  • Thumbnail for X chromosome
    X chromosome (category Sex-determination systems)
    two sex chromosomes in many organisms, including mammals, and is found in both males and females. It is a part of the XY sex-determination system and...
    42 KB (3,912 words) - 07:00, 15 November 2024
  • Thumbnail for Sexual differentiation
    animals have an XY sex-determination system. Humans have forty-six chromosomes, including two sex chromosomes, XX in females and XY in males. The Y chromosome...
    24 KB (2,823 words) - 06:23, 18 November 2024
  • Thumbnail for Edmund Beecher Wilson
    textbooks in modern biology, The Cell. He discovered the chromosomal XY sex-determination system in 1905. Nettie Stevens independently made the same discovery...
    12 KB (1,120 words) - 19:56, 14 November 2024
  • Thumbnail for Sex-chromosome dosage compensation
    males. This system of sex determination is unique, because there is no male specific chromosome, as is the case in XX/XY sex determination systems. However...
    58 KB (7,546 words) - 02:04, 16 October 2024
  • John Doe John From Cincinnati Benjaman Kyle XY sex-determination system "Extended second season for 'Kyle XY'". Digital Spy. May 9, 2007. Archived from...
    28 KB (1,641 words) - 09:03, 5 November 2024
  • fictional organisation in the comic and game XIII XX sex chromosomes, in the XY sex-determination system XX male syndrome, also known as de la Chapelle syndrome...
    3 KB (383 words) - 10:52, 20 October 2024
  • Thumbnail for Y chromosome
    Y chromosome (category Sex-determination systems)
    one of two sex chromosomes in therian mammals and other organisms. Along with the X chromosome, it is part of the XY sex-determination system, in which...
    81 KB (8,152 words) - 14:22, 8 November 2024
  • Thumbnail for Temperature-dependent sex determination
    Temperature-dependent sex determination (TSD) is a type of environmental sex determination in which the temperatures experienced during embryonic/larval...
    33 KB (3,823 words) - 20:27, 2 September 2024
  • Thumbnail for Haplodiploidy
    Haplodiploidy is a sex-determination system in which males develop from unfertilized eggs and are haploid, and females develop from fertilized eggs and...
    19 KB (2,237 words) - 02:57, 29 September 2024
  • Thumbnail for Sex-determining region Y protein
    for the initiation of male sex determination in therian mammals (placental mammals and marsupials). SRY is an intronless sex-determining gene on the Y...
    39 KB (4,859 words) - 19:32, 22 August 2024
  • Thumbnail for Sex ratio
    of sex Operational sex ratio Sex allocation Trivers–Willard hypothesis XY sex-determination system Humans: Human sex ratio List of countries by sex ratio...
    22 KB (2,549 words) - 01:10, 6 November 2024
  • other or neither Male Female Gender of connectors and fasteners XY sex-determination system Male (disambiguation) Female (disambiguation) This disambiguation...
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    Female (redirect from Fairer sex)
    The sex of most mammals, including humans, is genetically determined by the XY sex-determination system where females have XX (as opposed to XY in males)...
    29 KB (3,327 words) - 03:58, 18 November 2024
  • humans, sexual dimorphism is a consequence of the XY sex-determination system. In typical prenatal sex differentiation, the male and female embryo is anatomically...
    13 KB (1,650 words) - 06:02, 11 November 2024
  • Thumbnail for Autosome
    Autosomal recessive Homologous chromosome Pseudoautosomal region XY sex-determination system Genetic disorder Griffiths, Anthony J. F. (1999). An Introduction...
    11 KB (1,089 words) - 01:15, 18 August 2024
  • Thumbnail for Sex determination in Silene
    heteromorphic sex-determining chromosomes expressed as XY. It is important to recognize that not all species of Silene have this sex determination system. A few...
    11 KB (1,220 words) - 17:01, 29 July 2024
  • Thumbnail for Cannabis
    1924 that an XY sex-determination system is present. At the time, the XY system was the only known system of sex determination. The X:A system was first...
    100 KB (10,216 words) - 19:05, 9 November 2024
  • Thumbnail for Nettie Stevens
    sex determination. After receiving the grant, she used germ cells of aphids to examine possible differences in chromosome sets between the two sexes....
    23 KB (2,635 words) - 04:54, 11 June 2024
  • Thumbnail for Teleost
    XY sex-determination system and ZW sex-determination system exist in teleost species. Some species, such as the southern platyfish, have both systems...
    97 KB (10,091 words) - 20:22, 18 November 2024
  • Nuclear sexing is a technique for genetic sex determination in those species where XX chromosome pair is present. Nuclear sexing can be done by identifying...
    1 KB (185 words) - 22:44, 2 March 2024
  • Thumbnail for Parthenogenesis
    either the XY or the X0 sex-determination system have two X chromosomes and are female. In species that use the ZW sex-determination system, they have...
    58 KB (6,326 words) - 08:13, 20 November 2024