Breathing is a physical phenomenon. What movement does happen when a person breaths in ? A) Diaphragm contracts and ribcage expands B) Diaphragm…
Class 12 Biology · 2080 · Solved Question with Answer
Breathing is a physical phenomenon. What movement does happen when a person breaths in ?
A) Diaphragm contracts and ribcage expands
B) Diaphragm contracts and ribcage contracts
C) Diaphragm relaxes and ribcage contracts
D) Diaphragm relaxes and ribcage expands