MCQ
Nucleolus is found in
- AProtoplasm
- ✓Nucleus
- CCytoplasm
- DNone of these
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$I.$ Diffusion membrane is made up of $3$ layers
$II.$ Solubility of $CO _{2}$ in blood is higher than $O _{2}$ by $25$ times
$III.$ Breathing volumes are estimated by spirometer
$IV.$ High $H ^{+}$ in blood favours oxygen dissociation
Choose the correct option