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Pastimes : History's effect on Religion -- Ignore unavailable to you. Want to Upgrade?

To: zonder who wrote (93)	5/8/2003 10:41:24 AM
From: Sun Tzu	Read Replies (1) \| Respond to of 520

> Oh and by the way, why am I searching for links to prove YOUR assertions? :-) Because you said you want to convince yourself (or at least are interested in the answer). > if 72 hours was the usual life span of sperms, then all we are taught about "period math" would be wrong and there would be A LOT of unwanted pregnancies around. Not quite. You seem to think women can calculate the "safe" period accurately. But in reality it is fairly irregular within limits. Otherwise there would have been no real need for the birth control pill (just don't have sex for 3 days in a month). The flip side of your math argument are the many women who want to get pregnant and have to keep trying. > The kind of research that proves maximum and average shelf life for anthrax This doesn't answer my question. Was the experiment done in-vitro or in-vivo? Was it widely sampled or narrowly focused? Or was it just a statistical conclusion based on questionairs? (