Get it Going with Enzymes

Question 1

In image C, what way are they increasing the rate of the reaction?

Accepted Answer

Add more substrates

Question 2

This enzyme would be good for digesting...

Accepted Answer

whole grain bread

Question 3

A CATALYST is a molecule that speeds up a chemical reaction by RAISING the activation energy.

Accepted Answer

False

Question 4

In order to slow down reactions, we can introduce substances called________

Accepted Answer

Inhibitors

Question 5

Which of the following conclusions can be drawn about pH from this graph?

Accepted Answer

The optimum pH is 6.6

Question 6

ALL chemical reactions require a little energy to get started. This is called the...

Accepted Answer

activation energy

Question 7

When a piece of beef is dropped into hydrogen peroxide, the peroxide bubbles vigorously as a result of what reaction?

Accepted Answer

peroxide being broken into water and oxygen

Question 8

When a reactants joins up with an enzyme, we call the reactant a..

Accepted Answer

substrate

Question 9

All of the chemical reactions in our body make up our...

Accepted Answer

metabolism

Question 10

A process that forms new chemical substances or breaks down a chemical substance is...

Accepted Answer

a chemical reaction

Question 11

After an enzyme catalyzes a reaction, it...

Accepted Answer

is unchanged and can be recycled

Question 12

The reactants are on the ________ side of the equation

Accepted Answer

Left

Question 13

What is on the X-Axis?

Accepted Answer

Reaction

Question 14

What 3 letters do enzymes typically end with?

Accepted Answer

-ase

Question 15

If enzymes are a type of catalyst, then enzymes ___ activation energy & ___ up reactions

Accepted Answer

lower; speed

Question 16

On the image, which letter represents the enzyme?

Accepted Answer

B

Question 17

The products are on the ________ side of the equation

Accepted Answer

Right

Question 18

Enzymes are a type of...

Accepted Answer

protein

Question 19

What is on the Y-Axis?

Accepted Answer

Energy

Question 20

On the image, which letter represents the substrate?

Accepted Answer

A

Question 21

Enzymes are a type of ___ that work as a ___ to speed up reactions in our body.

Accepted Answer

protein; catalyst

Question 22

Some people cannot digest milk products because they lack which specific enzyme?

Accepted Answer

Lactase

Question 23

Reactions that form bonds ______ energy.

Accepted Answer

release

Question 24

In living organisms, catalysts are called Inhibitors.

Accepted Answer

False

Question 25

The part of the enzyme where the substrate binds is called the

Accepted Answer

Active Site

Question 26

Enzymes are specifically shaped to fit with only 1 type of substrate.

Accepted Answer

TRUE

Question 27

Which line represents the chemical reaction with a catalyst

Accepted Answer

Blue

Question 28

Each enzyme works best at a particular temperature and pH.

Accepted Answer

True

Question 29

Why do you feel sluggish when you have a fever?

Accepted Answer

The fever has damaged your enzymes.

Question 30

Some chemical reactions build things up, and some reactions break things down.

Accepted Answer

TRUE

Question 31

On the image, which letter represents the product of the reaction?

Accepted Answer

C

Question 32

Our body breaks down disaccharides because

Accepted Answer

They're large and inefficient to digest

Question 33

After an enzyme catalyzes a reaction, it...

Accepted Answer

is unchanged and can be recycled

Question 34

Enzymes are involved in many important bodily functions, such as...

Accepted Answer

digestion

Question 35

Enzymes can be shaped to fit with 2 types of substrate.

Accepted Answer

FALSE

Question 36

When the temperature or pH goes out of the enzyme's working range, the enzyme ____

Accepted Answer

Denatures

Question 37

Enzymes can be changed/damaged by...

Accepted Answer

both temperature and pH

Question 38

In this example, the enzyme breaking down sugars is (-ase)...

Accepted Answer

amylase

Question 39

Identify the active site.

Accepted Answer

2

Question 40

Things that throw off our metabolism can affect our ability to keep homeostasis.

Accepted Answer

True

Get it Going with Enzymes

Questions 40

Get it Going with Enzymes

Questions 40