Among Europeans, lactose tolerance is linked with the evolution of a non-thrifty genotype.

Question

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Lactose tolerance in Europeans is associated with the evolution of a non-thrifty genotype, as lactose tolerance allowed for the consumption of milk and dairy products, which were not previously a part of the European diet. This non-thrifty genotype allowed for the efficient use and storage of energy, which was beneficial in times of food scarcity but may have contributed to the development of obesity and related health issues in modern times.

Among Europeans, Lactose Tolerance Is Linked with the Evolution of a Non-Thrifty