female:male ratio in K-3 kids

Kim Cuddington kcudding at uoguelph.ca
Wed Jan 10 16:19:12 EST 1996

I dimly remember something from a biology class that more human males are 
conceived than females, but that there is a higher attrition rate for 
male fetuses. Perhaps medical techniques, improved nutrition etc are 
helping more males survive?? Okay, maybe not!


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