Sentence Examples


  • A third form of selection, which may affect the composition of the next generation without of necessity involving a differential death-rate or a differential fertility, is assortative mating, or the tendency of those members of one sex which exhibit a particular character to mate only with members of the other sex which exhibit the same or some other definite character.
  • For an attempt to treat the whole problem of differential fertility and assortative mating numerically, see Pearson, The Grammar of Science, 2nd edition, London, 1900.
  • Assortative mating exists when individuals which mate are not paired at random, but a definite correlation is established between the characters of one mate and those of the other.
 
 

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