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Exam 2 - Corso - Canvas Quizzes

Total questions: 42

Worksheet time: 4hrs 30mins

Name
Class
Date
1.

Carbohydrate Structures - Which of the following contains glucose (alpha1-4) bond? (Pick all that apply)

a)

maltose

b)

sucrose

c)

lactose

d)

amylose

2.

Carbohydrate Structures - D-glucose is epimerized on carbon #2. What did it become?

a)

D-galactose

b)

D-mannose

c)

D-fructose

d)

D-glucuronate

3.

Carbohydrate Structures - How many stereoisomers does glyceraldehyde have?

a)

1

b)

2

c)

3

d)

4

4.

Carbohydrate Structures - How many stereoisomers does glycerol have?

a)

1

b)

2

c)

3

d)

4

5.

Carbohydrate Structures - Which of the following is an epimer of glucose? (Pick all that apply)

a)

fructose

b)

mannose

c)

galactose

d)

glactosamine

6.

Carbohydrate Structures - What functional groups are in fructose? (Pick all that apply)

a)

carboxylic acid

b)

aldehyde

c)

ketone

d)

alcohol

7.

Carbohydrate Structures - What is a repeating disaccharide called?

a)

glucose

b)

oligosaccharide

c)

peptide

d)

glycan

8.

Carbohydrate Structures - What is the configuration of D-glyceraldehyde?

a)

R

b)

S

9.

Carbohydrate Structures - What types of bonds are found in glycogen?

a)

Glc(beta1-4)

b)

Glc(alpha1-6)

c)

Glc(alpha1-4)

d)

Gal(beta1-4)

10.

Carbohydrate Structures - What happens when glucose forms a ring?

a)

one of the alcohol groups reacted with the aldehyde

b)

one of the ketone groups reacted with the aldehyde

c)

one of the alcohol groups reacted with a ketone

d)

one of the ketone groups reacted with the alcohol

11.

Carbohydrate Structures - Is D-2-deoxygalactose the same as D-2-deoxyglucose?

a)

Yes

b)

No

12.

Carbohydrate Structures - The enzyme lactase, found in our intestine, breaks which type of bond?

a)

Glc(beta1-4)

b)

Glc(alpha1-4)

c)

Glc(alpha1-6)

d)

Gal(beta1-4)

13.

Carbohydrate Structures - If a urine sample of a diabetic patient has Copper (II) Nitrate added to it, is heated and as a result a brick red precipitate forms, what most likely happened?

a)

Glucose is animated

b)

Glucose is reduced

c)

Glucose is oxidized

d)

Glucose is phosphorylated

14.

Carbohydrate Structures - Name of the reduced form of glucose

a)

Mannose

b)

Sorbitol

c)

Galactose

d)

Fructose

15.

Carbohydrate Structures - Which of the following is a 5 carbon sugars?

a)

fructose

b)

amylose

c)

ribose

d)

pentane

16.

Carbohydrate Structures - What biochemical feature is common in cellulose and is not found in glycogen?

a)

alpha 1-4 bonds

b)

beta 1-4 bonds

c)

alpha 1-2 beta bonds

d)

alpha 1-6 bonds

17.

Carbohydrate Structures - Which of the following sugars are monosaccharides? (pick all that apply)

a)

glucose

b)

fructose

c)

ribose

d)

glucuronate

e)

mannose

18.

Carbohydrate Structures - Which of the following sugars contains a ketone?

a)

glucanolactone

b)

glycogen

c)

glucose

d)

fructose

19.

Carbohydrate Structures - Which of the following sugars contains only glucose?

a)

Maltose

b)

lactose

c)

sucrose

d)

heparin

20.

Carbohydrate Structures - Which of the following sugars would test negative to the reducing sugar test?

a)

maltose

b)

glucose

c)

lactose

d)

sucrose

21.

CAC - Which of the following mitochondrial enzymes is most adversely affected by a biotin deficiency?

a)

pyruvate kinase

b)

pyruvate carboxylase

c)

succinate dehydrogenase

d)

citrate synthease

22.

CAC - Starting with glucose, how many molecules of NADH are produced after all the carbons flow through the CAC?

a)

4

b)

6

c)

2

d)

10

23.

CAC - Starting with one molecule of Acetyl CoA, how many CO2 molecules are released from the CAC?

a)

1

b)

2

c)

3

d)

4

24.

CAC - Which of the following mitochondrial enzymes are most adversely affected by a riboflavin deficiency?

a)

pyruvate kinase

b)

alpha-ketoglutarate dehydrogenase

c)

succinyl CoA synthetase

d)

succinate dehydrogenase

25.

CAC - Starting with pyruvate, how many molecules of NADH are produced after the CAC?

a)

2

b)

4

c)

3

d)

6

26.

CAC - Starting with one molecule of pyruvate, how many molecules of carbon dioxide are released after completion of the citric acid cycle?

a)

1

b)

2

c)

3

d)

4

27.

CAC - Starting with one molecule of acetyl CoA, how many molecules of NADH are produced by the CAC?

a)

1

b)

2

c)

3

d)

4

28.

Lipids - Which of the following are completely non-essential and DO NOT need to be in our diet? (Pick all that apply)

a)

Cholesterol

b)

Arachadonate (C20:4delta5,8,11,14)

c)

Stearate (C18:0)

d)

Linoleic Acid (C18:2delta9,12)

e)

Palmitate (C16:0)

29.

Lipids - Which functional group is found on a plasmalogen that is not found in a phosphodiglyceride?

a)

amide

b)

alcohol

c)

carboxylic acid

d)

ether

30.

Lipids - If vegetable oil is hydrogenated, how odes this affect its physical properties?

a)

the melting point increases

b)

the melting point decreases

31.

Lipids - If grease from cooking clogs your kitchen sink, which of the following agents is most likely to degrade and dissolve the triglyceride component of this grease?

a)

HCl

b)

NaOH

c)

water

d)

alcohol

32.

Lipids - Which of the following functional groups would be found on a phosphodiglyceride with a choline head group? (Select all that apply)

a)

Phosphoester

b)

Amide

c)

Ester

d)

Ether

33.

Lipids - Which of the following functional groups would be found on a phosphodiglyceride with a choline head group? (Select all that apply)

a)

Alkane

b)

Alkene

c)

Alkyne

d)

Quaternary Amine

34.

Lipids - Which functional group can be found on a plasmalogen (Select all that apply)

a)

Thioester

b)

Ether

c)

Phosphoester

d)

Ester

35.

Lipids - Which functional group can be found on a plasmalogen (Select all that apply)

a)

Alkane

b)

Thioether

c)

Amine

d)

Alkene

36.

Lipids - Which of the following functional groups are on a sphingolipid with a choline head group? (Select all that apply)

a)

Alkane

b)

Alcohol

c)

Akene

d)

Alkyne

37.

Lipids - Which of the following functional groups are on a sphingolipid with a choline head group? (Select all that apply)

a)

Phosphoester

b)

Thioester

c)

Amide

d)

Quaternary Amine

38.

Lipids - What functional groups are found in a triglyceride?

a)

phosphester

b)

alkane

c)

alkene

d)

ester

39.

Lipids - Which are derived from isoprenoids? (Select all that apply)

a)

Vit E

b)

CoQ

c)

Vit B

d)

Vit K

40.

Lipids - Which are derived from isoprenoids? (Select all that apply)

a)

Dolicol

b)

Riboflavin

c)

Vit D

d)

Vit A

41.

Lipids - Which of the following is derived from Cholesterol

a)

Vitamin B2

b)

Vitamin E

c)

Vitamin B6

d)

Vitamin D

42.

Which of the following has the highest melting point?

a)

C18:0

b)

C18:3

c)

C18:1

d)

C18:2