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１人体生理节律地球自然环境的变化，有漫长而重复出现的冰河期和冰河间期，也有地球的自转、公转和月球的公转等很短的周期性变化。所有的生物都是在这种有周期性变动的地面环境中进化、发展的，其生理活动和环境有深刻的联系，必然要产生适应，并将环境节律整合到遗传性...
1 Human circadian rhythms The Earth’s natural environment changes, there are long and repeated glacial and glacial intervals, but also the earth’s rotation, revolution and lunar revolution and other short-term cyclical changes. All creatures evolve and develop in such a cyclical changing terrestrial environment, and their biological activities and environment have profound connections, which inevitably have to adapt and integrate environmental rhythms into the genetic ...