How plants tell time - Dasha Savage

گیاه شناسی
75 بار بازدید - 6 سال پیش - View full lesson: http://ed.ted.com/lessons/how-plants-tell-time-dasha-savage Morning
View full lesson: http://ed.ted.com/lessons/how-plants-tell-time-dasha-savage Morning glories unfurl their petals like clockwork in the early morning. A closing white waterlily signals that it’s late afternoon. And moon flowers, as their name suggests, only bloom under the night sky. What gives plants this innate sense of time? Dasha Savage investigates how circadian rhythms act as an internal timekeeper for flora and fauna alike. Lesson by Dasha Savage, animation by Avi Ofer.
6 سال پیش در تاریخ 1397/02/21 منتشر شده است.
75 بـار بازدید شده
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