test 2

Question 1

Reduction and oxidation reactions take place together.

Answer 1

True

Question 2

During noncompetitive inhabitation, the inhibitor binds to

Answer 2

The allosteric site

Question 3

Enzymes are sensitive to change in Temperatures and PH

Answer 3

True

Question 4

Substrates

Answer 4

The reactants involved in an enzyme catalyzed reaction.

Question 5

Active site

Answer 5

The point at which the enzyme binds.

Question 6

key

Answer 6

In the lock and key model, the enzyme is the

Question 7

lock

Answer 7

in the lock and key model, the substrate is the

Question 8

amylases

Answer 8

Group of enzymes that work on carbohydrates

Question 9

proteases

Answer 9

Group of enzymes that work on proteins.

Question 10

lipases

Answer 10

Group of enzymes that work on lipids.

Question 11

catalase

Answer 11

An enzyme that works on hydrogen peroxide

Question 12

lactase

Answer 12

an enzyme that digest lactose

Question 13

What is NOT true concerning enzymes?

Answer 13

Enzymes raise activation energy.

Question 14

Enzyme activity can be influenced by environmental conditions

Answer 14

TRUE

Question 15

This true when concerning temp and enzyme activity.

Answer 15

cooking temp denatures (causes the enzyme to lose its shape) the enzyme.

Question 16

exergonic

Answer 16

reaction that releases energy as light or heat

Question 17

exergonic

Answer 17

occurs spontaneously

Question 18

exergonic

Answer 18

also called catabolic

Question 19

exergonic

Answer 19

reactions have more energy than the product

Question 20

endergonic

Answer 20

reactions that absorbs energy

Question 21

endergonic

Answer 21

reactions that feel cold

Question 22

endergonic

Answer 22

also called anabolic

Question 23

endergonic

Answer 23

reactants have less energy than the product

Question 24

This is NOT true when considering catalysts

Answer 24

Catalysts are reactants in the reaction

Question 25

A molecule that gains an electron has been oxidized

Answer 25

False

Question 26

Catalysts produced in living things are called enzymes

Answer 26

True

Question 27

A reaction in which a molecule or atom gains an electron is called

Answer 27

reduction

Question 28

Co-factors

Answer 28

Non-organic elements that aid in enzymes catalyzed reactions.

Question 29

Co-enzymes

Answer 29

Organic compounds that aid in enzyme catalyzed reactions

Question 30

Co-Factors

Answer 30

Examples include zinc and amp; magnesium

Question 31

Co-Enzymes

Answer 31

examples include vitamins

Question 32

enzymes are composed of

Answer 32

protein

Question 33

The shape of an enzyme is not important to its function

Answer 33

FALSE