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Growth of pollen tube in the style towards the ovule in plants is an example of |
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|
(a) |
Geotropism |
(b) |
hydrotropism |
|
(c) |
phototropism |
(d) |
chemotropism |
|
Growth of pollen tube in the style towards the ovule in plants is an example of |
|||
|
(a) |
Geotropism |
(b) |
hydrotropism |
|
(c) |
phototropism |
(d) |
chemotropism |