apomixis

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apomixis

(ăp′ə-mĭk′sĭs)
n.
The development of an embryo without the occurrence of fertilization, especially in plants.

apomixis

the development of an embryo in plants without FERTILIZATION or MEIOSIS. This method of pseudosexual reproduction is regularly used in plants such as garlic and the citruses. Similar processes occur in animals, where the term used is PARTHENOGENESIS. See also APOSPORY, APOGAMY and AGAMOSPERMY.
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However, evidence of apomixes in different species and involving diverse occurrence mechanisms link apomixes control to different amount of genes (Hu and Wang, 2008).
How to avoid sex the genetic control of gametophytic apomixes.
High level of genetic variations existing among Citrus cultivated species due to frequent bud mutations, widely sexual compatibility between Citrus genus and related genera, apomixes and the long history of cultivation and the wide world dispersion (Scora, 1988).