Lab Enzymes and Reactions

Question 1

• Catalysts

Answer 1

substance that speeds up a reaction without being changed in the process.

Question 2

• Enzyme

Answer 2

a protein that serves as a biological catalyst, changing the rate of a chemical reaction without itself being changed into a different molecule in the process

Question 3

• Substrate

Answer 3

• a substance that an enzyme acts on

Question 4

• End products

Answer 4

• End products - the chemicals that result from an enzyme assisted reaction

Question 5

o Formula

Answer 5

2H2O2 —————–> 2 H2O + O2

Question 6

substrate from lab

Answer 6

hydrogen peroxide

Question 7

enzyme from lab

Answer 7

catalase

Question 8

end products from lab

Answer 8

water & oxygen

Question 9

blended up liver is called the

Answer 9

homogenate

Question 10

enzymes are highly ____________.

Answer 10

specific

Question 11

as the concentration of enzyme increases….

Answer 11

the rate of enzyme reaction increases

Question 12

enzymes work best at the temperature ________.

Answer 12

they are designed for

Question 13

we used ______ to make our concentration more acidic and _____ to make our solutions basic.

Answer 13

hydrochloric acid & sodium hydroxide

Question 14

enzymes work best at what pH?

Answer 14

The one they are designed for… 7