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apomixis |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.04 sec. |
apomixisReproduction by special tissues without fertilization. Examples include parthenogenesis in animals (in which a new individual develops from an unfertilized egg) and apogamy in plants (in which the generating tissue may be either the gametophyte or the sporophyte). Apomixis provides for the preservation of traits favourable to individual survival, but it eliminates the longer-term evolutionary advantage of genetic contribution from two parents. |
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| Guayule is not only normally a tetraploid (although diploids, polyhaploids, triploids and octaploids all spontaneously occur), but it is also a facultative apomictic producing a mixture of seed types depending upon environmental conditions (ref. Apomyx plans to enter into strategic alliances with seed companies and to develop innovative apomictic seed products for worldwide distribution and sale. |
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apomictic
