Crossword-Solution: INFERTILITY 11 letters, 35 clues 🏆 scrabble score: 17

Nor shall there be hundreds of thousands of men and women condemned, for economic reasons, to lives of celibacy or sexual infertility.

LEONARDO DA VINCI The relative infertility of Bacon's thought is shown by the fact that he founded no school and left no trace of discipleship.

Beautifully as the size of the jaws could be explained as due to the increased use made of them by the "soldiers," or the enlarged brain as due to the mental activities of the workers, the fact of the infertility of these forms is an insurmountable obstacle to accepting such an explanation.

The striking differences between the races are first emphasised, and the question of the fertility or infertility of hybrids is discussed.

Take the case of any two species which, when crossed, produced few and sterile offspring; now, what is there which could favour the survival of those individuals which happened to be endowed in a slightly higher degree with mutual infertility, and which thus approached by one small step towards absolute sterility? Yet an advance of this kind, if the theory of natural selection be brought to bear, must have incessantly occurred with many species, for a multitude are mutually quite barren.