Question
Differentiate between:
- Hypocotyl and coleoptile.
- Protandry and protogyny.
| S. No. | Hypocotyl | Epicotyl |
| 1. | The portion of the embryonal axis which lies below the cotyledon in a dicot embryo is known as the hypocotyl. | The portion of the embryonal axis which lies above the cotyledon in a dicot embryo is known as the epicotyl. |
| 2. | It terminates with the radicle. | It terminates with the plumule. |
| S. No. | protandry | protogyny |
| 1. | protandry is (botany) the condition of flowers whose male parts mature before the female ones. | protogyny is (botany) the condition of flowers whose female parts mature before the male ones. |
| 2. | the condition in which an organism begins life as a male and then changes into a female. | the condition in which an organism begins life as a female and then changes into a male. |
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| Method | Example |
| A | Diaphragm |
| Female sterilisation | B |
| C | Saheli |
| D | Cu-T |