MCQ
Male gemetes are flagellated in
- AAnabaena
- ✓Ectocarpus
- CSpirogyra
- DPolysiphonia
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|
List $I$ (Phase of meiosis) |
List $II$ (Event that occurs) |
|
1. Prophase $I$ |
Crossing over occurs |
|
2. Metaphase $I$ |
Sister chromatids migrate to opposite poles |
|
3. Anaphase $I$ |
Homologous line up at equator in pairs Code |
| S.no. | Animals | | Morphological features |
| (i) | Crocodile | - | 4-chambered heart |
| (ii) | Sea urchin | - | Parapodia |
| (iii) | Obelia | - | Metagenesis |
| (iv) | Lemur | - | Thecodont |