The growth of the pollen tubes towards ovules is an example of.
(a) phototropism. (b) Hydrotropism
(c) Geotropism. (d) chemotropism
Requirements:
The growth of the pollen tubes towards ovules is an example of.
(a) phototropism. (b) Hydrotropism
(c) Geotropism. (d) chemotropism
Requirements:
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