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Updated: May 25, 2025
In man, two X-chromosomes have been discovered, half the sperm containing 12, and the other half containing only 10 chromosomes. The number of chromosomes in human cells consequently is 22 in the male and 24 in the female. The X-chromosome is the bearer of sex destiny. There still remains the work to be done on the actual control of sex by man, apart from its natural determination.
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