BIOCHEM: LIPID METABOLISM EXAM Q&A
Matching
Choose the correct answer from the list. Not all the answers will be used.
A) HDL
B) propionyl-CoA
C) LDL
D) Dihydroxyacetone phosphate
E) malonyl-CoA
F) ACP
G) chylomicrons
H) phosphopantetheine
I) flavin
J) albumin
K) ketone bodies
L) cholesterol
1. Lipoproteins formed in the intestinal mucosal cells are called .
chylomicrons
Ans: G
Section: 20.1.B
Level of Difficulty: Easy
Learning Objective: Lipid Digestion, Absorption, and Transport
2. Cholesterol and other lipids are transported from tissues to the liver by .
HDL
Ans: A
Section: 20.1.B
Level of Difficulty: Easy
Learning Objective: Lipid Digestion, Absorption, and Transport
3. The glycerol backbone of triacylglycerols is catabolized to .
Dihydroxyacetone phosphate
Ans: D
Section: 20.1.B
Level of Difficulty: Easy
Learning Objective: Lipid Digestion, Absorption, and Transport
4. Free fatty acids bind to for circulation in the bloodstream.
albumin
Ans: J
Section: 20.2
159
, Level of Difficulty: Easy
Learning Objective: Fatty Acid Oxidation
5. Cells take up LDL by receptor mediated endocytosis.
Ans: C
Section: 20.1.B
Level of Difficulty: Easy
Learning Objective: Fatty Acid Oxidation
propionyl-CoA
6. The oxidation of odd-numbered fatty acids results in as a final product.
Ans: B
Section: 20.2.E
Level of Difficulty: Easy
Learning Objective: Fatty Acid Oxidation
7. The molecules acetoacetate, acetone, and D--hydroxybutyrate are metabolic fuels termed ketone bodies
.
Ans: K
Section: 20.3
Level of Difficulty: Easy
Learning Objective: Ketone Bodies
phosphopantethine
8. Acyl carrier protein (ACP) contains a prosthetic group.
Ans: H
Section: 20.4.C
Level of Difficulty: Easy
Learning Objective: Fatty Acid Biosynthesis
malonyl-CoA
9. Fatty acid synthesis requires both acetyl-CoA and as initiator molecules.
Ans: E
Section: 20.4.B
Level of Difficulty: Easy
Learning Objective: Fatty Acid Biosynthesis
10. Cholesterolis formed from ordered sequence of condensation of isoprene units.
Ans: L
Section: 20.7.A
Level of Difficulty: Easy
Learning Objective: Cholesterol Metabolism
160
Matching
Choose the correct answer from the list. Not all the answers will be used.
A) HDL
B) propionyl-CoA
C) LDL
D) Dihydroxyacetone phosphate
E) malonyl-CoA
F) ACP
G) chylomicrons
H) phosphopantetheine
I) flavin
J) albumin
K) ketone bodies
L) cholesterol
1. Lipoproteins formed in the intestinal mucosal cells are called .
chylomicrons
Ans: G
Section: 20.1.B
Level of Difficulty: Easy
Learning Objective: Lipid Digestion, Absorption, and Transport
2. Cholesterol and other lipids are transported from tissues to the liver by .
HDL
Ans: A
Section: 20.1.B
Level of Difficulty: Easy
Learning Objective: Lipid Digestion, Absorption, and Transport
3. The glycerol backbone of triacylglycerols is catabolized to .
Dihydroxyacetone phosphate
Ans: D
Section: 20.1.B
Level of Difficulty: Easy
Learning Objective: Lipid Digestion, Absorption, and Transport
4. Free fatty acids bind to for circulation in the bloodstream.
albumin
Ans: J
Section: 20.2
159
, Level of Difficulty: Easy
Learning Objective: Fatty Acid Oxidation
5. Cells take up LDL by receptor mediated endocytosis.
Ans: C
Section: 20.1.B
Level of Difficulty: Easy
Learning Objective: Fatty Acid Oxidation
propionyl-CoA
6. The oxidation of odd-numbered fatty acids results in as a final product.
Ans: B
Section: 20.2.E
Level of Difficulty: Easy
Learning Objective: Fatty Acid Oxidation
7. The molecules acetoacetate, acetone, and D--hydroxybutyrate are metabolic fuels termed ketone bodies
.
Ans: K
Section: 20.3
Level of Difficulty: Easy
Learning Objective: Ketone Bodies
phosphopantethine
8. Acyl carrier protein (ACP) contains a prosthetic group.
Ans: H
Section: 20.4.C
Level of Difficulty: Easy
Learning Objective: Fatty Acid Biosynthesis
malonyl-CoA
9. Fatty acid synthesis requires both acetyl-CoA and as initiator molecules.
Ans: E
Section: 20.4.B
Level of Difficulty: Easy
Learning Objective: Fatty Acid Biosynthesis
10. Cholesterolis formed from ordered sequence of condensation of isoprene units.
Ans: L
Section: 20.7.A
Level of Difficulty: Easy
Learning Objective: Cholesterol Metabolism
160
