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钟祺安先生: 生物钟又称“生理钟”,是生物生命活动的内在节奏性,生物通过它能感受外界环境的周期性变化(如昼夜光暗变化、季节变化等),并调节本身生理活动的步伐,使其在一定的时期开始、进行或结束。例如,植物在每年的一定季节开花或结果,海滩动物在潮汐周期的一定时期交配或产卵等。
Mr. Zhong Qi An: The biological clock, also known as the “physiological clock”, is the internal rhythm of biological life activities. Creatures can feel the periodic changes of the external environment (such as the darkness of day and night, seasonal changes, etc.) and regulate their physiological activities The pace, so that a certain period of time began, ended or ended. For example, plants flowering or fruiting in certain seasons of the year, beach animals mate or spawn at certain times of the tidal cycle, and the like.