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Row 1, Col 1

True or False: EnzymeAre carbohydrates

What is False (they are proteins)

1,2

The name for the enzyme thatBreaks down lactose would be

Called_______.

(What is Lactase)

1,3

What is the name for the amountOf energy needed to start

A chemical reaction?

What is activation energy?

1,4

When an enzyme changes itsNormal shape, the enzyme is said

To be___________

What is denatured?

2,1

The name for the molecule thatThe enzyme attaches to or

Acts upon is called the_________

What is substrate?

2,2

How many units are in aReaction rate?

What is 2? (example: # toothpicks/sec)

2,3

The number of toothpicks catalyzedPer second is called the:

What is reaction rate?

2,4

What does Delta G measure?(Δ G )

What is “change in” (delta) energy or change in heat

3,1

What was the substrate (“toothpick” inThe “liver” lab?

What is hydrogen perioxide?

3,2

When hydrogen peroxide isBroken down by enzyme, what

Two products are released?

What is oxygen and water?

3,3

What is the name for the partOf the enzyme molecule that attaches

To the substrate?

What is the active site?

3,4

What is the most importantFeature of an enzyme in orderFor the enzyme to function??

What is its shape?

4,1

In the toothpick lab, what functionedAs the “competitive inhibitor?

What is the colored toothpicks???

4,2

An enzyme is also called a ______ becauseIt speeds up a chemical reaction.

What is catalyst?

4,3

The model that explains howAn enzyme functions is called the

_____ and _____ hypothesis

What is lock and key?

4,4

An enzyme that joins to smallerMolecules to form a larger moleculeIs performing what type of reaction?

What is condensation (dehydration synthesis?)

5,1

List two ways in which an enzymecan be denatured?

What is pH or temperature?

5,2

What letter shows the active site of the Enzyme?

What is B?

5,3

What letter shows the substrate?

What is A?

5,4

What letter shows the products?

What is d?