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| Q. |
The major auxin produced in plants is: |
| A. | Indole-3-butyric acid (IBA) |
| B. | Naphthalene acetic acid (NAA) |
| C. | Indole-3-acetic acid (IAA) |
| D. | Ethylene |
| Answer» C. Indole-3-acetic acid (IAA) | |
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