Re: It Is Now Passover (1430048) | |||
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Re: It Is Now Passover |
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Posted by 3-9 on Wed Apr 12 16:19:05 2017, in response to Re: It Is Now Passover, posted by AlM on Wed Apr 12 15:38:49 2017. Lactose intolerance is something that (normally) develops as people age. People gradually lose the ability to create lactase, the enzyme to digest it. Some groups have a mutation where they maintain the ability throughout adulthood, presumably to survive periods when meat was scarce. |