Question 1

Sphingosine is not a component of:

Accepted Answer

A) cardiolipin. 
B) ceramide. 
C) cerebrosides. 
D) gangliosides. 
E) sphingomyelin. 
A) cardiolipin. 
B) ceramide. 
C) cerebrosides. 
D) gangliosides. 
E) sphingomyelin.

Question 2

Triacylglycerols are composed of:

Accepted Answer

A) a glycerol backbone. 
B) three fatty acids. 
C) amide linkages between the fatty acids and the glycerol. 
D) A and B above. 
E) A,B,and C above. 
A) a glycerol backbone. 
B) three fatty acids. 
C) amide linkages between the fatty acids and the glycerol. 
D) A and B above. 
E) A,B,and C above.

Question 3

In cells,fatty acids are stored as triacylglycerols for energy reserves.
(a)What is the molecule to which fatty acids are esterified to form triacylglycerols? (b)Define the logic behind cells storing fatty acids in esterified form.

Accepted Answer

(a)Three fatty acids are esterified to g

Question 4

Which of the following is not a glycerophospholipid?

Accepted Answer

A) Phosphatidylcholine 
B) Phosphatidylethanolamine 
C) Phosphatidylserine 
D) Cardiolipin 
E) Ceramide 
A) Phosphatidylcholine 
B) Phosphatidylethanolamine 
C) Phosphatidylserine 
D) Cardiolipin 
E) Ceramide

Question 5

Explain why extraction of lipids from tissues requires organic solvents.

Accepted Answer

Lipids are either strongly hydrophobic o

Question 6

Which of the following statements is true of lipids?

Accepted Answer

A) Many contain fatty acids in ester or amide linkage. 
B) Most are simply polymers of isoprene. 
C) Testosterone is an important sphingolipid found in myelin. 
D) They are more soluble in water than in chloroform. 
E) They play only passive roles as energy-storage molecules. 
A) Many contain fatty acids in ester or amide linkage. 
B) Most are simply polymers of isoprene. 
C) Testosterone is an important sphingolipid found in myelin. 
D) They are more soluble in water than in chloroform. 
E) They play only passive roles as energy-storage molecules.

Sphingosine is not a component of:

Triacylglycerols are composed of:

In cells,fatty acids are stored as triacylglycerols for energy reserves. (a)What is the molecule to which fatty acids are esterified to form triacylglycerols? (b)Define the logic behind cells storing fatty acids in esterified form.

Which of the following is not a glycerophospholipid?

Explain why extraction of lipids from tissues requires organic solvents.

Which of the following statements is true of lipids?

The Foundations of Biochemistry

Water

Amino Acids, peptides, and Proteins

The Three-Dimensional Structure of Proteins

Protein Function

Enzymes

Carbohydrates and Glycobiology

Nucleotides and Nucleic Acids

Recombinant Dna Technology

Biological Membranes and Transport

Biosignaling

Principles of Bioenergetics

Glycolysis, gluconeogenesis, and the Pentose Phosphate Pathway

Principles of Metabolic Regulation

The Citric Acid Cycle

Fatty Acid Catabolism

Amino Acid Oxidation and the Production of Urea

Oxidative Phosphorylation and Photophosphorylation

Carbohydrate Biosynthesis in Plants and Bacteria

Lipid Biosynthesis

Biosynthesis of Amino Acids, nucleotides, and Related Molecules

Integration and Hormonal Regulation of Mammalian Metabolism

Genes and Chromosomes

Dna Metabolism

Rna Metabolism

Protein Metabolism

Regulation of Gene Expression

Filters

Exam 10: Lipids

Sphingosine is not a component of:

Triacylglycerols are composed of:

In cells,fatty acids are stored as triacylglycerols for energy reserves. (a)What is the molecule to which fatty acids are esterified to form triacylglycerols? (b)Define the logic behind cells storing fatty acids in esterified form.

Which of the following is not a glycerophospholipid?

Explain why extraction of lipids from tissues requires organic solvents.

Which of the following statements is true of lipids?

The Foundations of Biochemistry

Water

Amino Acids, peptides, and Proteins

The Three-Dimensional Structure of Proteins

Protein Function

Enzymes

Carbohydrates and Glycobiology

Nucleotides and Nucleic Acids

Recombinant Dna Technology

Biological Membranes and Transport

Biosignaling

Principles of Bioenergetics

Glycolysis, gluconeogenesis, and the Pentose Phosphate Pathway

Principles of Metabolic Regulation

The Citric Acid Cycle

Fatty Acid Catabolism

Amino Acid Oxidation and the Production of Urea

Oxidative Phosphorylation and Photophosphorylation

Carbohydrate Biosynthesis in Plants and Bacteria

Lipid Biosynthesis

Biosynthesis of Amino Acids, nucleotides, and Related Molecules

Integration and Hormonal Regulation of Mammalian Metabolism

Genes and Chromosomes

Dna Metabolism

Rna Metabolism

Protein Metabolism

Regulation of Gene Expression

Filters