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Author Question: Charles and Francis Darwin discovered that A) auxin is responsible for phototrop (Read 1300 times)

xclash

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on: Aug 16, 2013
Charles and Francis Darwin discovered that
A) auxin is responsible for phototropic curvature.
B) auxin can pass through agar.
C) light destroys auxin.
D) light is perceived by the tips of coleoptiles.
E) red light is most effective in shoot phototropism.


clippers!

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Reply #1 on: Aug 20, 2013
I chose D and got the answer, hope that helps.


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