MCQ
Menstruation cycle occurs
- AIn all mammals
- BIn eutherian animals
- CIn metatherian animals
- ✓In all primates
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$I.$ methane
$II.$ carbon dioxide
$III.$ oxygen
$IV.$ ethane
Choose the correct option
| Column I | Column II |
| (A) Cerebral hemisphere | (p) Relaying impulses |
| (B) Thalamus | (q) Posture and balance |
| (C) Cerebellum | (r) Control of heart, stomach, lungs, etc. |
| (D) Medulla oblongata | (s) Reflex actions |
| (t) Voluntary control, intelligence, hearing, speech, etc |
$R$ : Nucleus contains peripheral clumps of heterochromatin.