Haldane's law

noun
Hal·dane's law
variants: or Haldane's rule \ˈhȯlˌdānz- \

Definition of Haldane's law 

: a principle in genetics: when in an interspecific cross one sex is absent, rare, or sterile in the offspring, that sex is heterogametic

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History and Etymology for Haldane's law

after John B. S. Haldane, born 1892 Scottish geneticist

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