• Thumbnail for ZW sex-determination system
    The ZW sex-determination system is a chromosomal system that determines the sex of offspring in birds, some fish and crustaceans such as the giant river...
    20 KB (2,323 words) - 13:09, 22 October 2024
  • Thumbnail for XY sex-determination system
    XY sex determination, an organism must have at least one X chromosome in order to survive. The XY system contrasts in several ways with the ZW sex-determination...
    32 KB (3,651 words) - 07:43, 4 November 2024
  • Thumbnail for Sex-determination system
    Genic Balance Theory of sex determination. Among animals, the most common chromosomal sex determination systems are XY, XO, ZW, ZO, but with numerous exceptions...
    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
  • Look up ZW in Wiktionary, the free dictionary. ZW or zw may refer to: ZW sex-determination system, chromosomal in birds and some species of reptile, fish...
    528 bytes (107 words) - 01:05, 22 December 2022
  • Thumbnail for ZO sex-determination system
    sex-determination system XO sex-determination system ZW sex-determination system Temperature-dependent sex determination X chromosome Y chromosome Traut...
    2 KB (137 words) - 01:57, 2 May 2023
  • Thumbnail for Sex linkage
    patterns are different in animals that use sex-determination systems other than XY. In the ZW sex-determination system used by birds, the mammalian pattern...
    10 KB (1,224 words) - 17:40, 12 July 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 Sex
    chromosomal sex-determination systems in animals include the ZW system in birds, and the XO system in some insects. Various environmental systems include...
    66 KB (7,667 words) - 11:17, 20 October 2024
  • Thumbnail for Parthenogenesis
    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 either...
    58 KB (6,326 words) - 08:13, 20 November 2024
  • Thumbnail for Sex chromosome
    Fisher's principle Haldane's rule XY sex-determination system ZW sex-determination system X0 sex-determination system "Allosome - Biology-Online Dictionary"...
    30 KB (3,662 words) - 11:06, 15 October 2024
  • Thumbnail for Sex-link
    red sex-link rooster A Black Rock hen A red sex-link pullet A black sex-link rooster Shipped pullets Red sex-link hen Black sex-link rooster ZW sex-determination...
    3 KB (346 words) - 03:25, 28 April 2024
  • Thumbnail for Male
    Male (category Sex)
    crucial to male sexual development. The ZW sex-determination system, where males have ZZ (as opposed to ZW in females) sex chromosomes, may be found in birds...
    25 KB (2,627 words) - 13:32, 19 November 2024
  • Thumbnail for Sexual differentiation
    chromosomal systems exist in other taxa, such as the ZW sex-determination system in birds and the XO system in insects. Environmental sex determination refers...
    24 KB (2,823 words) - 06:23, 18 November 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 Female
    Female (redirect from Fairer sex)
    and an X egg produce a female. The ZW sex-determination system, where females have ZW (as opposed to ZZ in males) sex chromosomes, is found in birds, reptiles...
    29 KB (3,327 words) - 03:58, 18 November 2024
  • ZZ, homogametic males under the ZW sex-determination system ZZ, homogametic males under the ZO sex-determination system Zamioculcas or ZZ plant, a genus...
    2 KB (279 words) - 08:55, 30 October 2024
  • WZ may refer to: WZ sex-determination system, also known as the ZW sex-determination system WZ theory, a technique for simplifying certain combinatorial...
    522 bytes (97 words) - 10:54, 17 February 2022
  • Thumbnail for Asexual reproduction
    Some reptiles use the ZW sex-determination system, which produces either males (with ZZ sex chromosomes) or females (with ZW or WW sex chromosomes). Until...
    51 KB (5,390 words) - 03:43, 19 November 2024
  • The development of the reproductive system is the part of embryonic growth that results in the sex organs and contributes to sexual differentiation. Due...
    22 KB (2,737 words) - 02:09, 30 September 2024
  • Thumbnail for Butterfly
    sexually dimorphic. Most butterflies have the ZW sex-determination system where females are the heterogametic sex (ZW) and males homogametic (ZZ). Butterflies...
    101 KB (9,824 words) - 06:44, 13 November 2024
  • Thumbnail for Sex-chromosome dosage compensation
    investigated and both of these exhibit female heterogametic sex determination systems (ZZ\ZW) and have incomplete compensation without balance. The Komodo...
    58 KB (7,546 words) - 02:04, 16 October 2024
  • Thumbnail for Lutino cockatiel
    of Miami, Florida, United States, in 1958. Cockatiels use the ZW sex-determination system. In a simplified form, lutino is determined by a single recessive...
    6 KB (513 words) - 17:28, 4 August 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
  • 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 and...
    97 KB (10,091 words) - 20:22, 18 November 2024
  • sexual phenotype does not align with the genetic sex determined by the XX/XY or ZZ/ZW chromosomal system. The development of an ovary and female phenotype...
    29 KB (3,479 words) - 04:30, 6 May 2024
  • Thumbnail for Wood stork
    and one pair of sex chromosomes) as determined by karyotype analysis. Like all birds, the wood stork has a ZW sex-determination system in which males have...
    43 KB (4,986 words) - 23:04, 19 November 2024
  • Thumbnail for Evolution of sex-determining mechanisms
    of sex-determining mechanisms, characterized by the evolutionary transition to genetic sex determination or temperature-dependent sex determination from...
    14 KB (1,626 words) - 02:04, 6 December 2023
  • conducted to uncover its sex determination system and putative sex‐determining genes. Indicating a ZZ/ZW sex determination system, and that a "Z dosage"...
    5 KB (492 words) - 15:22, 3 July 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