Original Article

Heredity (1975) 34, 351–361; doi:10.1038/hdy.1975.44

Selection on sex-ratio and the evolution of sex-determination

Ilan Eshel1

1Department of Statistics, Tel-Aviv University, Israel

Received 20 June 1973.

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Abstract

Deterministic selection forces operating at a modifier level within a population lead to the establishment of systems of sex-determination which, under a variety of natural conditions, induce sex-ratios close to 1 : 1.

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