Experiment 5

Question 1

Proteins synthesized in living cells, specialized to catalyze biological reactions.

Answer 1

Enzymes

Question 2

The most remarkable biomolecules known because of their catalytic power, which are far greater than those of man made catalyst.

Answer 2

Enzymes

Question 3

How many enzymes that is identified that present in the human body.

Answer 3

50,000

Question 4

An enzyme molecule that has protein portion called apoenzyme

Answer 4

Haloenzyme

Question 5

An enzyme that non-protein component called

Answer 5

Cofactor/coenzyme

Question 6

What binding consists in interaction of enzymes?

Answer 6

London forces, hydrogen bonds and dipole forces

Question 7

True or false: if the enzymes is not regulated all the substance would be used up by the enzymes and will eventually lead to undesirable results.

Answer 7

True

Question 8

When an enzymatic process is slowed or stop, there is no inhibition occurs.

Answer 8

False, there is an inhibition occurs.

Question 9

The inhabitation changes the usual enzymatic activity, what is the result?

Answer 9

Negative inhibition

Question 10

What is the experiment 5 all about?

Answer 10

Chemistry of enzymes

Question 11

A enzyme that is responsible for the decomposition of hydrogen peroxide (H2O2)

Answer 11

Catalase

Question 12

A mixture of enzymes which can be extracted from a pigs pancreas

Answer 12

Pancreatin

Question 13

What chemical can inhibit the action of catalyse?

Answer 13

Sodium Sulfide (Na2S)

Question 14

An enzyme that speeds up hydrolysis of starch.

Answer 14

Pancreatin

Question 15

What is use to determine if starch is hydrolyzed by pancreatin?

Answer 15

Iodine test

Question 16

Is an enzyme that can be easily extracted from human saliva

Answer 16

Amylase

Question 17

It is also responsible for the hydrolysis of starch just pike the pancreatin, however the reaction yields dextrins.

Answer 17

Amylase

Question 18

What test can be done to determine the validity of the product recovered in amylase?

Answer 18

Iodine test

Question 19

The waste disposal in preparation of catalase

Answer 19

Organic Non-Halogenated Waste

Question 20

Waste disposal in preparation of amylase

Answer 20

Organic Non- Halogenated Waste

Question 21

Waste disposal for test of the activity of catalase

Answer 21

Inorganic waste

Question 22

The waste disposal for the action of pancreatin and amylase

Answer 22

Organic Halogenated Waste

Question 23

Are proteins that act as biological catalyst by reducing the activation energy of chemical reaction

Answer 23

Enzymes

Question 24

Is an enzyme that catalyzes the hydrolysis of starch into simple sugar

Answer 24

Amylase

Question 25

Is a common enzyme found in nearly all living organisms exposed to oxygen which catalyzes the decomposition of hydrogen peroxide to water and oxygen

Answer 25

Catalase

Question 26

Is a mixture of several digestive enzymes produced by the exocrine cells of the pancreas it is composed of amylase lipase and protease

Answer 26

Pancreatine

Question 27

In the test for the activity of catalase what is the result

Answer 27

In test tube one more bubbles in test tube two less bubbles In test tube one production of blue flame and in test tube to no reaction In test tube one a production of blue flame to green precipitate red benzidine and in test tube two a yellow color was intensified with benzidine

Question 28

What is the inhibitor

Answer 28

Sodium sulfide

Question 29

It is a breaking down of starch into simple sugars

Answer 29

Hydrolysis

Question 30

Pancreatine is more effective when ____ subjective to _____ temperature or boiling

Answer 30

Not, high

Question 31

_______ stabilizes the enzymes

Answer 31

Sodium sulfide

Question 32

_____ act as a denaturant to aid in the enzymes activity and subsequent reaction control

Answer 32

Ethanol

Question 33

What do you call the optimal temperature

Answer 33

Goldilocks zone

Question 34

What is the substrate and inhibitor of catalase

Answer 34

Hydrogen peroxide and sodium sulfide

Question 35

What is the substrate and inhibitor of amylase

Answer 35

Starch and ethanol+heat

Question 36

What are the substrate and inhibitors of pancreatine

Answer 36

Starch and pancreatic duck blockers/ somatostin

Question 37

What are the substrate and inhibitor of lipase

Answer 37

Triglycerides and orlistat, tetrahydrolipstatin (THL)

Question 38

What are the substrate and inhibitor of protease

Answer 38

Proteins and a protinin

Question 39

Use a stabilizing agents in enzyme reactions

Answer 39

Sodium sulfide

Question 40

Used as solvent or co-solvent in enzyme reaction

Answer 40

ethanol

Question 41

Is a vital enzyme that protects cells from the harmful effect of hydrogen peroxide

Answer 41

Catalase

Question 42

_____ and ______work together to efficiently break down starch into simple sugars that our body can absorb and use for energy

Answer 42

Amylase and pancreatine

Question 43

____ and ____ are inhibitors that changes the color of a solution

Answer 43

Heat and alcohol

Question 44

Pancreatine is composed of

Answer 44

Amylase, lipase and protease