(Q).
Answer the following question given this paragraph: Hydrolase A hydrolase splits a molecule into two fragments by using water. The catalyzed reaction is referred to as a hydrolysis. Q: What does a hydrolase use to split molecules? Choices: - air - gas - momentum - water A:
(A).
water

(Q).
Answer the following question given this paragraph: What goes into the cell? Oxygen and glucose are both reactants of cellular respiration. Oxygen enters the body when an organism breathes. Glucose enters the body when an organism eats. Q: What element enters the body when an organism breathes? Choices: - helium - water - methane - oxygen A:
(A).
oxygen

(Q).
Answer the following question given this paragraph: Temperature increases. Chemical reactions are faster at higher temperatures. Q: What happened to chemical reactions when temperature increases? Choices: - it slows down for a short time then speeds up - it stays the same - it becomes slower - it became faster A:
(A).
it became faster