Individuals crossing exclusively within the same population produce more progeny than those crossing in both directions and thereby use up some of their gametes for the production of inviable hybrids.
Abstract: The compatibility of selfpollination and crosses between cultivars in the same hybrid group or in different hybrid groups was studied in this paper.
LIU Jia-Wen,DING Min.Morphological and cytogenetical studies on intergeneric hybrid between triticum aestivum and erem opyrum orientale.Acta Genetica Sinica,1996,23(2):117-123.
" That mangy old half-blood has been stealing Black heirlooms? " said Phineas Nigellus, incensed; and he stalked out of his frame, undoubtedly to visit his portrait in number twelve, Grimmauld Place.
So they got their cloaks from their dormitories and set off through the portrait hole ( “Stand and fight, you yellow-bellied mongrels! ” ) , down through the empty castle and out through the oak front doors.
Erik Trinkaus of Washington University in St. Louis, the leading authority on Neandertals, announced the child to be a hybrid: proof that modern humans and Neandertals interbred.
Not only does a lovable mutt serve to humanize an otherwise larger-than-life figure, but their cute antics can also be a great distraction when needed.
Ove's first instinct is to run after them and tear that German sheet-metal monster, inclusive of imbeciles, weeds, growling mutts, and wave-shaped headlights, to smithereens.