MCQ
The only incorrectly matched pair is
| Phylum |
Level of organisation |
- APorifera -Cellular level
- BCnidaria -Tissue level
- ✓Annelida -Organ level only
- DMollusca -Organ system level
| Phylum |
Level of organisation |
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| Column $I$ | Column $II$ |
| $A .$ Diakinesis | $1.$ Crossing over takes place |
| $B.$ Pachytene | $2 .$ Terminalisation of chiasmata |
| $C .$ Zygotene | $3 .$ Chromosomes align at equatorial place |
| $D .$ Metaphase | $4 .$ Pairing of homologous chromosomes |
Codes
$A \quad B \quad C \quad D$