The plant circadian clock is a complex network of genes crucial for plant survival. A new study finds that domestication gradually slowed down the circadian clock of tomato via selection on two major genes—one that delayed phasing of the clock with daylight, whereas the other induced a longer period.
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The authors declare no competing financial interests.
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Kay, S., Remigereau, MS. Cultivated tomato clock runs slow. Nat Genet 48, 8–9 (2016). https://doi.org/10.1038/ng.3476