Sagot :
ANSWER :
11. — RESPIRATORY TRACT
12. — CIRCULATION
13. — CARBON DIOXIDE
14. — EXHALATION
15. — PULMONARY CIRCULATION
don't get too tired mmkay?
ANSWER :
11. — RESPIRATORY TRACT
12. — CIRCULATION
13. — CARBON DIOXIDE
14. — EXHALATION
15. — PULMONARY CIRCULATION
don't get too tired mmkay?