Question 1

Prostaglandins are formed from ________ acid.

Accepted Answer

A) oleic 
B) linoleic 
C) arachidonic 
D) tauric 
E) palmitic 
A) oleic 
B) linoleic 
C) arachidonic 
D) tauric 
E) palmitic

Question 2

Which of the following lipids will give a single molecule of fatty acid when hydrolyzed?

Accepted Answer

A) wax 
B) fat 
C) glycerophospholipid 
D) steroid 
E) petroleum 
A) wax 
B) fat 
C) glycerophospholipid 
D) steroid 
E) petroleum

Question 3

According to the fluid-mosaic model of a cell membrane,the main component of a membrane is ________.

Accepted Answer

A) a lipid bilayer. 
B) a membrane protein 
C) fatty acid 
D) a steroid 
E) a prostaglandin 
A) a lipid bilayer. 
B) a membrane protein 
C) fatty acid 
D) a steroid 
E) a prostaglandin

Question 4

The components in the following glycerophospholipid are ________.

Accepted Answer

A) sphingosine,palmitic acid,phosphate,and choline. 
B) sphingosine,palmitic acid,phosphate,and serine. 
C) glycerol,palmitic acid,phosphate,and ethanolamine. 
D) glycerol,palmitic acid,phosphate,and galactose. 
E) sphingosine,palmitic acid,phosphate,and ethanolamine. 
A) sphingosine,palmitic acid,phosphate,and choline. 
B) sphingosine,palmitic acid,phosphate,and serine. 
C) glycerol,palmitic acid,phosphate,and ethanolamine. 
D) glycerol,palmitic acid,phosphate,and galactose. 
E) sphingosine,palmitic acid,phosphate,and ethanolamine.

Question 5

In a simple model of atherosclerosis and heart disease,the compound that forms plaques that adhere to the walls of the blood vessels is ________.

Accepted Answer

A) cholesterol 
B) carnauba wax 
C) stearic acid 
D) glycerol 
E) oleic acid 
A) cholesterol 
B) carnauba wax 
C) stearic acid 
D) glycerol 
E) oleic acid

Question 6

Which of the following is not a function of glycerophospholipids?

Accepted Answer

A) transport of triacylglycerols 
B) regulation of cellular permeability 
C) protect nerve cells 
D) aid in digestion 
E) transport of cholesterol 
A) transport of triacylglycerols 
B) regulation of cellular permeability 
C) protect nerve cells 
D) aid in digestion 
E) transport of cholesterol

Question 7

Palmitic acid is a 16 carbon acid.In a balanced equation,the products of the saponification of tripalmitin (glyceryl tripalmitate)are ________.

Accepted Answer

A)   
B)    
C)    
D)    
E)    
A)   
B)    
C)    
D)    
E)

Question 8

In the fluid-mosaic model of cell membranes,the phospholipid molecules are oriented with their heads to the outside of the membrane.

Accepted Answer

A) True 
 B)False

Question 9

The type of lipid that gives a cell membrane its structure is a ________.

Accepted Answer

A) triacylglycerol 
B) glycerophospholipid 
C) prostaglandin 
D) fatty acid 
E) wax 
A) triacylglycerol 
B) glycerophospholipid 
C) prostaglandin 
D) fatty acid 
E) wax

Question 10

Answer the following question(s)about the diagram shown below.  
-In this diagram of a cell membrane,the objects labeled (E)are ________.

Accepted Answer

A) steroids 
B) hydrophobic regions 
C) proteins 
D) glycerophospholipids 
E) carbohydrate side chains 
A) steroids 
B) hydrophobic regions 
C) proteins 
D) glycerophospholipids 
E) carbohydrate side chains

Question 11

Compared to saturated fatty acids,unsaturated fatty acids have ________.

Accepted Answer

A) longer carbon chains 
B) shorter carbon chains 
C) higher melting points 
D) lower melting points 
E) greater intermolecular attraction 
A) longer carbon chains 
B) shorter carbon chains 
C) higher melting points 
D) lower melting points 
E) greater intermolecular attraction

Question 12

Answer the following question(s)about the diagram shown below.  
-In this diagram of a cell membrane,the object labeled (B)is a ________.

Accepted Answer

A) steroid 
B) hydrophobic region 
C) membrane protein 
D) phospholipid bilayer 
E) carbohydrate side chain 
A) steroid 
B) hydrophobic region 
C) membrane protein 
D) phospholipid bilayer 
E) carbohydrate side chain

Question 13

Stearic acid is a saturated fatty acid.

Accepted Answer

A) True 
 B)False

Question 14

Answer the following question(s)about the diagram shown below.  
-In this diagram of a cell membrane,the object labeled (C)is a ________.

Accepted Answer

A) steroid 
B) protein 
C) glycerophospholipid 
D) mitochondrion 
E) carbohydrate side chain 
A) steroid 
B) protein 
C) glycerophospholipid 
D) mitochondrion 
E) carbohydrate side chain

Question 15

Which of the following is an unsaturated fatty acid?

Accepted Answer

A) myristic 
B) oleic 
C) palmitic 
D) stearic 
E) lauric 
A) myristic 
B) oleic 
C) palmitic 
D) stearic 
E) lauric

Question 16

Lipids are compounds that are soluble in ________.

Accepted Answer

A) distilled water 
B) normal saline solution 
C) glucose solution 
D) chloroform 
E) oxygen 
A) distilled water 
B) normal saline solution 
C) glucose solution 
D) chloroform 
E) oxygen

Question 17

The catalyst needed for saponification is   ion.

Accepted Answer

A) True 
 B)False

Question 18

Synthesis of cholesterol takes place in the ________.

Accepted Answer

A) liver 
B) gall bladder 
C) small intestine 
D) large intestine 
E) pancreas 
A) liver 
B) gall bladder 
C) small intestine 
D) large intestine 
E) pancreas

Question 19

Cholesterol is a lipid.

Accepted Answer

A) True 
 B)False

Question 20

Accepted Answer

A) steroid 
B) glycerophospholipid 
C) wax 
D) triacylglycerol 
E) prostaglandin 
A) steroid 
B) glycerophospholipid 
C) wax 
D) triacylglycerol 
E) prostaglandin

Prostaglandins are formed from ________ acid.

Which of the following lipids will give a single molecule of fatty acid when hydrolyzed?

According to the fluid-mosaic model of a cell membrane,the main component of a membrane is ________.

The components in the following glycerophospholipid are ________.

In a simple model of atherosclerosis and heart disease,the compound that forms plaques that adhere to the walls of the blood vessels is ________.

Which of the following is not a function of glycerophospholipids?

Palmitic acid is a 16 carbon acid.In a balanced equation,the products of the saponification of tripalmitin (glyceryl tripalmitate)are ________.

In the fluid-mosaic model of cell membranes,the phospholipid molecules are oriented with their heads to the outside of the membrane.

The type of lipid that gives a cell membrane its structure is a ________.

Answer the following question(s)about the diagram shown below. -In this diagram of a cell membrane,the objects labeled (E)are ________.

Compared to saturated fatty acids,unsaturated fatty acids have ________.

Answer the following question(s)about the diagram shown below. -In this diagram of a cell membrane,the object labeled (B)is a ________.

Stearic acid is a saturated fatty acid.

Answer the following question(s)about the diagram shown below. -In this diagram of a cell membrane,the object labeled (C)is a ________.

Which of the following is an unsaturated fatty acid?

Lipids are compounds that are soluble in ________.

The catalyst needed for saponification is ion.

Synthesis of cholesterol takes place in the ________.

Cholesterol is a lipid.

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Thiols, Ethers, Aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, Esters, Amines, and Amides

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

Filters

Exam 15: Lipids

Prostaglandins are formed from ________ acid.

Which of the following lipids will give a single molecule of fatty acid when hydrolyzed?

According to the fluid-mosaic model of a cell membrane,the main component of a membrane is ________.

The components in the following glycerophospholipid are ________.

In a simple model of atherosclerosis and heart disease,the compound that forms plaques that adhere to the walls of the blood vessels is ________.

Which of the following is not a function of glycerophospholipids?

Palmitic acid is a 16 carbon acid.In a balanced equation,the products of the saponification of tripalmitin (glyceryl tripalmitate)are ________.

In the fluid-mosaic model of cell membranes,the phospholipid molecules are oriented with their heads to the outside of the membrane.

The type of lipid that gives a cell membrane its structure is a ________.

Answer the following question(s)about the diagram shown below. -In this diagram of a cell membrane,the objects labeled (E)are ________.

Compared to saturated fatty acids,unsaturated fatty acids have ________.

Answer the following question(s)about the diagram shown below. -In this diagram of a cell membrane,the object labeled (B)is a ________.

Stearic acid is a saturated fatty acid.

Answer the following question(s)about the diagram shown below. -In this diagram of a cell membrane,the object labeled (C)is a ________.

Which of the following is an unsaturated fatty acid?

Lipids are compounds that are soluble in ________.

The catalyst needed for saponification is ion.

Synthesis of cholesterol takes place in the ________.

Cholesterol is a lipid.

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Thiols, Ethers, Aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, Esters, Amines, and Amides

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

Filters