Humans seem to be the only mammals that have regressed to not having a weaning stage when the production of lactase, the enzyme that digests lactose, switches off.
Until recently the Chinese had relatively little in the way of a dairy industry,
and, I believe that one Chinese taunt at northwest european derived people is that they smell of milk.
Humans seem to be the only mammals that have regressed to not having a weaning stage when the production of lactase, the enzyme that digests lactose, switches off.
Until recently the Chinese had relatively little in the way of a dairy industry,
and, I believe that one Chinese taunt at northwest european derived people is that they smell of milk.