Where does diffusion of oxygen and carbon dioxide take place in the lungs?
a. alveoli and capillaries
b. bronchi and thorax
c. cilia and pleura
d. epiglottis and larynx

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.