MCQOPTIONS
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| 1. |
After penetrating stigmatic and styler tissues, the pollen tube usually grow down towards the egg because [CPMT 1985] |
| A. | The egg cell attracts the pollen tube as they have dissimilar electric charge |
| B. | The filiform apparatus of synergids is believed to attract the pollen tube |
| C. | It has no other passage to follow |
| D. | It grows under control of nucleus |
| Answer» C. It has no other passage to follow | |