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Doyouwanttoknowhowandwhyafallleafchangescolor?Wefirstha...
  • Doyouwanttoknowhowandwhyafallleafchangescolor?Wefirstha...

  • 问题详情:Doyouwanttoknowhowandwhyafallleafchangescolor?Wefirsthavetounderstandwhatleavesareandwhattheydo.Leavesaretheworld’sfoodfactories.PlantstakewaterfromthegroundthroughtheirrootsandtakeCO2fromtheair.PlantsusesunlighttoturnwaterandCO2intoglucose(葡...
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