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Author Question: Vines in tropical rain forests must grow toward large trees before being able to (Read 852 times)

xclash

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on: Aug 16, 2013
Vines in tropical rain forests must grow toward large trees before being able to grow toward the sun. To reach a large tree, the most useful kind of growth movement for a tropical vine presumably would be the opposite of
A) positive thigmotropism.
B) positive phototropism.
C) positive gravitropism.
D) sleep movements.
E) circadian rhythms.


clippers!

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


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