MCQ
Cell division occurs
- ✓continuously, only upto a certain age
- Bonly upto a certain age, continuously
- Ccontinuously, never
- Donce, twice
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$R$ : $DNA$ fragments are negatively charged molecules.
$(1)$ Rhodophyceae - Pyrenoids
$(2)$ Pheiophyceae - Laminarin
$(3)$ Bryophytes - Mannitol
$(4)$ Chlorophyceae - Floridean starch