Charles and Francis Darwin discovered that A) auxin is responsible for phototrop

Author Question: Charles and Francis Darwin discovered that A) auxin is responsible for phototrop (Read 1277 times)

xclash

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Posts: 681

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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Posts: 828

Reply #1 on: Aug 20, 2013

I chose D and got the answer, hope that helps.

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