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Gonochorism

 

 
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Gonochorism
 
 
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In biology
Biology

Biology is a branch of the natural sciences concerned with the study of living organisms and their interaction with each other and their environment ....
, gonochorism (Greek
Greek language

Greek is an Indo-European languages native to the southern Balkan peninsula, the language of the Greek people. It forms an independent branch within Indo-European....
 offspring + disperse) or unisexualism describes sexually reproducing
Sexual reproduction

Sexual reproduction is characterized by processes that pass a Genetic recombination of Genetics material to offspring, resulting in Genetic diversity....
 species in which there are at least two distinct sexes. The sex of an individual is most often genetically determined and does not usually change throughout its lifetime. (Clownfish
Clownfish

Clownfish and anemonefish are fish from the subfamily Amphiprioninae in the family Pomacentridae. About twenty eight species are recognized, one in the genus Maroon clownfish, while the remaining are in the genus Amphiprion....
 [which display Protandry] and Alligators [which display Temperature Dependent Sex Determination] are good examples of exceptions.






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In biology
Biology

Biology is a branch of the natural sciences concerned with the study of living organisms and their interaction with each other and their environment ....
, gonochorism (Greek
Greek language

Greek is an Indo-European languages native to the southern Balkan peninsula, the language of the Greek people. It forms an independent branch within Indo-European....
 offspring + disperse) or unisexualism describes sexually reproducing
Sexual reproduction

Sexual reproduction is characterized by processes that pass a Genetic recombination of Genetics material to offspring, resulting in Genetic diversity....
 species in which there are at least two distinct sexes. The sex of an individual is most often genetically determined and does not usually change throughout its lifetime. (Clownfish
Clownfish

Clownfish and anemonefish are fish from the subfamily Amphiprioninae in the family Pomacentridae. About twenty eight species are recognized, one in the genus Maroon clownfish, while the remaining are in the genus Amphiprion....
 [which display Protandry] and Alligators [which display Temperature Dependent Sex Determination] are good examples of exceptions. Male Clown fish can change their sex during their lifetime and the sex of an alligator is determined by the incubation temperature of its egg.) Good examples of this type of pollination
Pollination

Pollination in flowering plants and gymnosperms is the process that transfers pollen, which contain the male gametes to where the female gamete are contained within the carpel; in gymnosperms the pollen is directly applied to the ovule itself....
 are hollies
Holly

Holly is a genus of approximately 600 species of flowering plants in the family Aquifoliaceae, and the only living genus in that family....
, and kiwifruit
Kiwifruit

The kiwifruit is the edible berry of a cultivar of the woody plant vine Actinidia deliciosa and Hybrid s between this and other species in the genus Actinidia....
. In these plants the male plant which supplies the pollen
Pollen

Pollen is a fine to coarse powder consisting of Gametophyte , which produce the male gametes of spermatophyta. A hard coat covering the pollen grain protects the sperm cells during the process of their movement between the stamens of the flower to the pistil of the next flower....
 is referred to as the pollenizer
Pollenizer

A pollenizer or polleniser, sometimes pollinizer or polliniser is a plant that provides pollen.The words pollenizer and pollination are often confused: A pollinator is the biotic agent that moves the pollen, such as bees, moths, bats, and birds....
. The vast majority of mammals, for example, are gonochorists.

Gonochorism stands in contrast to other reproductive strategies such as hermaphroditism
Hermaphrodite

A hermaphrodite is an organism having both male and female reproductive organs. In many species, hermaphroditism is a common part of the life-cycle, enabling a form of sexual reproduction in which partners are not separated into distinct male and female types of individual....
.

See also

  • monoclinous
  • diclinous
  • plant sexuality
    Plant sexuality

    Plant sexuality covers the wide variety of sexual reproduction systems found across the plant kingdom. This article describes Morphology aspects of sexual reproduction of plants....