According to the included graphs, what is the optimal pH for this particular enzyme activity? ***Hint: you are looking for the peak of the curve.***

Group of answer choices

7.5

0

2.5

9.5

air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.

answer; /// the shaft of the hair consists of dead cells;