filial generation


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Related to filial generation: First filial generation, Test cross, second filial generation

fil·i·al gen·er·a·tion (F),

the offspring of a genetically specified mating: first filial generation (symbol F1), the offspring of parents of contrasting genotypes; second filial generation (F2), the offspring of two F1 individuals; third filial generation (F3), fourth filial generation (F4), etc., the offspring in succeeding generations of continued inbreeding of F1 descendents.

filial generation

[fil′ē·əl]
Etymology: L, filius, son, generare, to beget
the offspring produced from a given mating or cross. See also first filial generation, second filial generation.

fil·i·al gen·er·a·tion

(F) (fil'ē-ăl jen'ĕr-ā'shŭn)
The offspring of a genetically specified mating: first filial generation (symbol F1), the offspring of parents of contrasting genotypes; second filial generation (F2), the offspring of two F1 individuals; third filial generation (F3), fourth filial generation (F4), and so on; the offspring in succeeding generations of continued inbreeding of F1 descendents.

filial generation

any generation following the parental generation.