CHAPTER 3REVIEW

DO YOU HAVE THE ENERGY?

Which chemical test would I use to identify a monosaccharide?

A. B. C. D.

0% 0%0%0%

A. IodineB. BenedictsC. BiuretD. Nitric acid

What ratio do we find in carbohydrates?

A. B. C. D.

0% 0%0%0%

A. 1 H:2 OB. 2 C:2 HC. 2C:2 OD. 2 H:1 O

If a solution turned navy blue with the iodine test, what substance would it indicate?

A. B. C. D.

0% 0%0%0%

A. MonosaccharideB. DisaccharideC. PolysaccharideD. Protein

The functional group for carbohydrates?

A. B. C. D.

0% 0%0%0%

A. Hydroxyl groupB. Carboxyl groupC. Amino groupD. Alcohol group

The functional group for proteins is the

A. B. C. D.

0% 0%0%0%

A. Hydroxyl groupB. Carboxyl groupC. Amino groupD. Both B and C

6. The function of carbohydrates is to

A. B. C. D.

0% 0%0%0%

A. Provide structure B. Give instructions to

the cellC. Provide energyD. Control chemicals

The function of protein is to

1 2 3 4

0% 0%0%0%

A. Provide energyB. Be a chemical

controllerC. Provide structureD. Both C and D

Which of the following is not an organic compound?

A. B. C. D. E.

0% 0% 0%0%0%

A. ProteinB. Nucleic acidC. LipidD. WaterE. Carbohydrate

In what organic substance(S) can the amino function group be found in?

A. B. C. D. E.

0% 0% 0%0%0%

A. ProteinsB. Amino acidsC. CarbohydratesD. LipidsE. A & B

A train car is to a freight train as a(n) ___________ is to a nucleic acid

A. B. C. D. E.

0% 0% 0%0%0%

A. Polymer B. Amino acidC. NucleotideD. ProteinE. Polysaccharide

Starch, cellulose, and glycogen are examples of…

A. B. C. D.

0% 0%0%0%

A. MacromoleculesB. Simple sugarsC. DisaccharidesD. Quick energy molecules

How do our bodies use fats?

A. B. C. D. E.

0% 0% 0%0%0%

A. To store energyB. To protect organsC. As insulationD. To store vitaminsE. All of the above

In order to form a protein, what has to happen?

A. B. C. D.

0% 0%0%0%

A. Multiple monosaccharides have to join together by losing water

B. Multiple disaccharides have to join together by adding water

C. Multiple monomers have to join together by losing water

D. Multiple amino acids have to join together by adding water

True or false: a condensation reaction is the same as a hydrolysis reaction.

A. B.

0%0%

A. TrueB. False

When a substrate fits into an enzyme and the enzyme forms around the substrate this…

A. B. C. D.

0% 0%0%0%

A. Is called the Lock and Key Hypothesis

B. A coenzyme is neededC. Is called the Induced Fit

HypothesisD. An inhibitor is present

What happens in noncompetitive inhibition?

A. B. C. D.

0% 0%0%0%

A. The inhibitor competes with the substrate for the active site

B. The inhibitor bonds permanently with the enzyme

C. The inhibitor reversibly binds with the substrate

D. The inhibitor binds with the enzyme at a place other than the active site

Pesticides, poisons, mercury, and lead are examples of…

A. B. C. D.

0% 0%0%0%

A. Reversible inhibitorsB. Irreversible inhibitorsC. Noncompetitive inhibitorsD. Competitive inhibitors

Which of the following have both hydroxyl and carboxyl functional groups?

A. B. C. D.

0% 0%0%0%

A. LipidsB. CarbohydratesC. ProteinsD. Nucleic acids

Saturated fats are…

A. B. C. D. E.

0% 0% 0%0%0%

A. Of animal originB. Made of single bonds

between carbonsC. Recognized as butter,

lard, and coconut oilD. A & B onlyE. All of the above

When the body needs energy in what order does it use the organic compounds? (from first to last)

A. B. C. D.

0% 0%0%0%

A. Fats, carbohydrates, proteins

B. Carbohydrates , proteins, fats

C. Fats, proteins, carbohydrates

D. Carbohydrates, fats, proteins

Unsaturated fatty acids…

1 2 3 4

0% 0%0%0%

1. are considered “bad fats”

2. Come from animals3. Have at least one

double bond in their fatty acid chains

4. Have only single bond in their fatty acid chains

A Peptide bond forms between

1 2 3 4 5

0% 0% 0%0%0%

1. Carbon and oxygen2. Carbon and carbon3. Nitrogen and

hydrogen4. Oxygen and nitrogen5. Carbon and nitrogen

Which of the following represents a correct equation for hydrolysis?

1 2 3 4

0% 0%0%0%

A. C6H12O6 + C6H12O6 + enzymes → C12H22O11 + H2O

B. C12H22O11 + H2O + enzymes → 2 C6H12O6+ energy

C. C6H12O6 + C6H12O6 + energy + enzymes → C12H22O11

D. C12H22O11 + 3 H2O → 3 C6H12O6

What does NOT damage enzymes?

A. B. C. D.

0% 0%0%0%

A. Temperature B. pHC. PoisonsD. Water

The following molecule is a(n)

A. B. C. D.

0% 0%0%0%

A. Amino acidB. Unsaturated fatty

acidC. Saturated fatty

acidD. Nucleic acid

The following molecule is a (N)

A. B. C. D. E. F. G.

0% 0% 0% 0%0%0%0%

A. Nitrogen baseB. LipidC. NucleotideD. Monomer of DNAE. Both D and CF. Both B and CG. Both C and A

The enzyme is represented by what letter?

1 2 3 4 5

0% 0% 0%0%0%

1. A.2. B.3. E.4. C.5. D.

The substrate is represented by which molecule?

1 2 3 4 5

0% 0% 0%0%0%

1. A2. B3. C4. D5. E

This substance determines heredity traits

A. B. C. D.

0% 0%0%0%

A. CarbohydratesB. ProteinsC. LipidsD. Nucleic Acids

The polymer(s) of Nucleic Acids is or are

A. B. C. D. E. F.

0% 0% 0%0%0%0%

A. Fatty acidsB. GlycerolC. RNAD. DNAE. Both C and DF. Both A and B

The monomer(s) of lipids is or are

A. B. C. D. E.

0% 0% 0%0%0%

A. Fatty acidsB. GlycerolC. monosaccharideD. DNAE. Both A and B

Name a specific one of these we studied in lab?

A. B. C. D.

0% 0%0%0%

A. Apple juiceB. Table sugarC. OatsD. Powdered sugar

This is a monomer for what organic compound?

A. B. C. D.

0% 0%0%0%

A. CarbohydratesB. ProteinsC. LipidsD. Nucleic Acids

The liver forms a polymer like this which is called______?_____.

A. B. C. D. E.

0% 0% 0%0%0%

A. StarchB. CelluloseC. GlucoseD. GlycogenE. Galactose