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词汇 inclusive fitness
释义

Definition of inclusive fitness in English:

inclusive fitness

noun
mass nounGenetics
  • The ability of an individual organism to pass on its genes to the next generation, taking into account the shared genes passed on by the organism's close relatives.

    〔遗传〕广义适合度

    Example sentencesExamples
    • In men, inclusive fitness depends crucially upon sexual access, but in women the critical factor is the mother's ability to shepherd her offspring safely through the dangerous selection funnel of the juvenile period.
    • Put another way, genetically altruistic behaviors reduce an individual's inclusive fitness.
    • The theory of inclusive fitness can account for the evolution of selflessness as an adaptive strategy.
    • An individual's inclusive fitness depends not only on his own reproductive output but also on that of his helped relatives.
    • This situation extends to the parents: parasitic parents lose no inclusive fitness from enhanced offspring competitiveness, but host parents do lose fitness if their own offspring behave selfishly toward siblings.

Definition of inclusive fitness in US English:

inclusive fitness

noun
Genetics
  • The ability of an individual organism to pass on its genes to the next generation, taking into account the shared genes passed on by the organism's close relatives.

    〔遗传〕广义适合度

    Example sentencesExamples
    • This situation extends to the parents: parasitic parents lose no inclusive fitness from enhanced offspring competitiveness, but host parents do lose fitness if their own offspring behave selfishly toward siblings.
    • The theory of inclusive fitness can account for the evolution of selflessness as an adaptive strategy.
    • In men, inclusive fitness depends crucially upon sexual access, but in women the critical factor is the mother's ability to shepherd her offspring safely through the dangerous selection funnel of the juvenile period.
    • Put another way, genetically altruistic behaviors reduce an individual's inclusive fitness.
    • An individual's inclusive fitness depends not only on his own reproductive output but also on that of his helped relatives.
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