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Author Question: Charles and Francis Darwin concluded from their experiments on phototropism by g (Read 856 times)

xclash

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on: Aug 16, 2013
Charles and Francis Darwin concluded from their experiments on phototropism by grass seedlings that the part of the seedling that detects the direction of light is the
A) tip of the coleoptile.
B) part of the coleoptile that bends during the response.
C) base of the coleoptile.
D) cotyledon.
E) phytochrome in the leaves.


clippers!

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Reply #1 on: Aug 22, 2013
I chose A and got the answer, hope that helps.


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