Jaysonsamviz
Answered

what does each part of the bunch of grapes model represent in relation to the breathing system

Sagot :

alveoli, also called airsacs: allows the gas exchange in lungs.
Smartyqueen03viz
The main stem as the trachea,the large branching stems as the bronchi,and at the little stems as the bronchioles.the individual  grapes are the airsacs or alveoli..

I hope this answer helps you a lot ;)