Mainly because our lungs are made to intake air, and if we where to inhale water we would drown. oxygen can only be obtained from the air because our lungs would be able to expell the excess stuff from air easier than in water. hope i helped.
Your nerves send feedback to the brain to tell you what you are touching. I suppose that is a feedback mechanism. I dunno if it is entirely helpful.
Answer:
D
Explanation:
Carbo (Carbon) Hydr (hydrogen) Ates (Oxygen)
Answer:
The answer is C. Hope this helps
Explanation:
Explanation:
HIV is a decease that Is caused by sexual intercorse
