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Breathing and Exchange of Gases — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYBreathing and Exchange of Gases1 Mark
MCQ
The structure which does not contribute to the breathing movements in mammals is:
  • A
    Diaphragm.
  • B
    Ribs.
  • C
    Intercostal muscles.
  • ✓
    Larynx.
✓

Answer

Correct option: D.
Larynx.

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