Biology
JAMB 1983
In a positive phototropic response of a coleoptile, the region of greatest curvature is brought about by the
-
A.
movement of auxins away from the region of curvature
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B.
even distribution of auxins in all parts of the coleoptile
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C.
inhibition of growth by auxins in the region f smaller curvature
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D.
concentration of auxins in the region of curvature
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E.
absence of auxins in the coleoptile
Correct Answer: Option D
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