A healthy person breathes per minute –
A. 16 to 18 times
B. 70 to 72 times
C. 20 to 25 times
D. 6 to 8 times
Answer:A
A healthy person breathes per minute –
A. 16 to 18 times B. 70 to 72 times C. 20 to 25 times D. 6 to 8 times