MCQ
The most important feature in a plasmid to be used as a vector is
- ✓Origin of replication
- BPresence of a selectable marker
- CPresence of sites for restriction endonuclease
- DIts size
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species $A$ $\quad\;$species $B$ $\quad$interaction

| Column $- I$ | Column $- II$ |
| A- Tapetum | i- Degenerate during development |
| B- Intine | ii- Resistant organic materials |
| C- Vegetative cell | iii- Pollen tube |
| D- Sporopollenin | iv- Provide nourishment to pollen grains |
| Column-$I$ | Column-$II$ |
| $A$. $RER$ | $I$. Intracellular and extracellular digestion |
| $B$. Cell wall | $II$. Provide structural support to the cell |
| $C$. Flagella | $III$. Protein synthesis and secretion |
| $D$. Lysosomes | $IV$ Responsible for cell movement |