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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?


To: longnshort who wrote (1049755)1/21/2018 12:40:43 PM
From: zzpat  Respond to of 1578704
 
First off, 75% of human beings are lactose intolerant. It's not normal for adults to drink milk. This trait was created because of a gene mutation

"But as farming started to replace hunting and gathering in the Middle East around 11,000 years ago, cattle herders learned how to reduce lactose in dairy products to tolerable levels by fermenting milk to make cheese or yogurt. Several thousand years later, a genetic mutation spread through Europe that gave people the ability to produce lactase — and drink milk — throughout their lives.".