| 单词 | crossbreeding |
| 释义 | crossbreeding (once / 159721 pages) n WORD FAMILY crossbreed: crossbred, crossbreeding, crossbreeds+/bred: ill-bred, underbred/breed: bred, breeded, breeder, breeding, breeds, crossbreed, interbreed/breeder: breeders/breeding: breedings, ill-breeding, inbreeding/inbreeding: inbreedings/interbreed: interbred, interbreeding, interbreeds USAGE EXAMPLESThrough crossbreeding, they could endanger the smaller, less aggressive American crocodiles, which have never been responsible for a confirmed human death in the U.S. Seattle Times(May 19, 2016) Crossbreeding requires many generations, and in that time—however long it may be—the seas will have grown that much warmer and more acidified. The New Yorker(Apr 18, 2016) Learning about the derivation of plant varieties through generations of crossbreeding accentuated his longstanding fascination with his own genetic origins. Washington Post(Feb 12, 2016) 1n (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids Syn|Hypo|Hyper cross, crossing, hybridisation, hybridization, hybridizing, interbreeding dihybrid cross hybridization using two traits with two alleles each monohybrid crosshybridization using a single trait with two alleles (as in Mendel's experiments with garden peas) reciprocal, reciprocal crosshybridization involving a pair of crosses that reverse the sexes associated with each genotype test-cross, testcrossa cross between an organism whose genotype for a certain trait is unknown and an organism that is homozygous recessive for that trait so the unknown genotype can be determined from that of the offspring conjugation, coupling, mating, pairing, sexual union, union the act of pairing a male and female for reproductive purposes 2n reproduction by parents of different races (especially by white and non-white persons) Syn|Hyper interbreeding, miscegenation breeding, facts of life, procreation, reproduction the sexual activity of conceiving and bearing offspring |
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