Scientists had thought that the circadian clock was driven by gene activity, but both the algae and the red blood cells kept time without it.
科学家认为生物钟是受基因活动影响,但是藻类和红细胞没有基因也同样按照生物钟运行。
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Why are some people more agreeable than others? It may be because they possess a certain variant of the CLOCKgene. This gene is critical to circadian rhythms.