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Politics : Impeach George W. Bush -- Ignore unavailable to you. Want to Upgrade?


To: jttmab who wrote (14854)9/24/2002 8:44:34 AM
From: TigerPaw  Respond to of 93284
 
More novel genes survive than has been the case in the past.
Is this because of lower infant mortality rates or some other reason?


It's just the effect of an expanding population. The population of humans is bigger than it ever was and still growing. The is no one reason, but I would say the chief one is supression of disease.
TP