MCQ
Spores of Dryopteris are
- ✓Haploid
- BDiploid
- CTriploid
- DTetraploid
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$I.$ Gene therapy is a genetic engineering technique used to treat diseases at molecular level.
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$III.$ Bt toxin is a biodegradable insecticide obtained from Bacillus thuringiensis.
| 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 |