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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Agronomic characters of all progenies obtained from the crosses between sexual accessions S10 and S12 and apomictic cultivars Mombaca and Tanzania were statistically different (Table 1).
Apomictic plants are almost polyploidy with high heterozygosity, making it hard to analyze their inheritances and leaving the genetic background of these species unclear (Grimanelli et al.
The hybrid H8 resulted from a cross between a S8 sexual (female genitor) with the KK10 apomictic plant (male genitor).
Meiotic and reproductive behavior of facultative apomictic [BC.
Molecular characterization of clonal population structure and biogeography of arctic apomictic Daphnia from Greenland and Iceland.
Mulato, which is a result of intentional interspecific hybridization, are apomictic selections from natural germplasm (Miles et al.
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.
First, like many other members of the rose family (including apples), it is apomictic.
Apomictic embryos In certain cases, an embryo can be produced without meiosis and fertilization.
These fronds produce carpospores that generate apomictic upright fronds instead of the alternate phase crust that occurs in the sexual life cycle.
They obtained the first patent on an apomictic plant--Patent No.
The apomixis gene has evolved as a survival trait of last resort in higher plants that reproduce by seed; when pollination fails, apomictic plants simply create seeds that become clones of their parents.