ntroduction to Population Genetics Theory. Harper and Row, New York, 1970. [6] Mahjoub A. El-Faedy and Lee L. Bean. Differential paternity in Libya. Journal of Biosocial Science, 19(4):395-403, Oct. 1987. [7] Caleb E. Finch. Longevity, Senescence, and the Genome. University of Chicago Press, Chicago, 1990. [8] Ronal