The enzyme catalase is important to many organisms. This enzyme convertshydrogen peroxide, which can be toxic to cells, to oxygen and water. The optimum pH at which it functions is 7.0. If the pH changes too much in either direction. the function of catalase decreases. Which is TRUE about catalase ? Catalase is a nucleic acid.

catalase is affected by pH as it is a protein.

Catalase can vaporize at room temperature.

Catalase is a carbohydrate

they are known to reach a speed of 21 miles per hour

as many times as you want

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it