hybrid vigor

Mixed ancestry strength

Hybrid vigor is the tendency of crossbred offspring to be stronger, healthier, or more fertile than their purebred parents.

The technical term is heterosis.

Plant and animal breeders exploit the phenomenon: Hybrid corn shows remarkable vigor compared to its parent strains.

The concept extends metaphorically to cultural or intellectual mixing: The city's hybrid vigor comes from its immigrant communities.

breeding

crossbreeding

Mating unlike organisms

interspecific · cross-fertilization · gene flow · recombination · cultivar · grafting · selective breeding · purebred · linebreeding · stud book

diversity

genetic diversity

Allelic variation within populations

gene pool · admixture · polymorphism · outcrossing · mixed heritage · cosmopolitan · fusion · blend · combination · synthesis

genetics

outbreeding

Mating outside one's group

  • genotypeOrganism's complete allele set
  • phenotypeObservable characteristics of organism
  • alleleGene variant at one locus

dominance · recessive · inheritance · gene pool · genetic variation · F1 · filial · backcross · genomics · chromosomes

fitness

robustness

Resistance to failure

adaptability · survival · strength · durability · disease resistance · stress tolerance · growth rate · longevity · fecundity · thriving

agriculture

crop yield

Agricultural production amount

irrigation · monoculture · agronomy · sustainable farming · organic · permaculture · disease resistance · drought tolerance · Green Revolution · seed saving

Opposites
genetic fitness outcome

hybrid vigorgenetic drift

Random allele frequency change

degeneracy

genetic diversity vs. homozygosity

hybrid vigorhomozygosity

Matching alleles at locus

inbreeding · consanguinity · linebreeding

Family

vigor, vigorous, hybrid, invigorate, invigorating, vigorously, crossbred, hybrids, hybridization

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