Question 1

Membrane-enclosed bodies within eukaryotic cells are called _____.

Accepted Answer

A) prokaryotes 
B) eukaryotes 
C) organelles 
D) micelles 
A) prokaryotes 
B) eukaryotes 
C) organelles 
D) micelles

Question 2

The following substance would be classified as an omega-3 fatty acid. 
 CH3(CH2)4(CH=CHCH2)4(CH2)2COOH

Accepted Answer

A) True 
 B)False

Question 3

The products of hydrolysis of a wax include a fatty acid and

Accepted Answer

A) glycerol. 
B) a long chain alcohol. 
C) an ester. 
D) More than one response is correct 
A) glycerol. 
B) a long chain alcohol. 
C) an ester. 
D) More than one response is correct

Question 4

The following structure is an example of what type of lipid?

Accepted Answer

A) wax 
B) oil 
C) steroid 
D) fat 
A) wax 
B) oil 
C) steroid 
D) fat

Question 5

Which of the following components is present in a cephalin?

Accepted Answer

A) choline 
B) galactose 
C) serine 
D) sphingomyelin 
A) choline 
B) galactose 
C) serine 
D) sphingomyelin

Question 6

A functional group present in fats is a(n)_____.

Accepted Answer

A) alcohol 
B) ester 
C) carboxylic acid 
D) aldehyde 
A) alcohol 
B) ester 
C) carboxylic acid 
D) aldehyde

Question 7

An example of a simple lipid is a _____.

Accepted Answer

A) wax 
B) terpene 
C) steroid 
D) phospholipid 
A) wax 
B) terpene 
C) steroid 
D) phospholipid

Question 8

Methandrostenolone, a common anabolic steroid, will have what possible side effect if taken frequently?

Accepted Answer

A) testicular atrophy 
B) acne 
C) liver tumors 
D) all the choices 
A) testicular atrophy 
B) acne 
C) liver tumors 
D) all the choices

Question 9

The products of the reaction of a triglyceride with 3 M NaOH could be converted to the products of the hydrolysis of the same triglyceride by the

Accepted Answer

A) addition of water. 
B) addition of acid. 
C) addition of more base. 
D) The conversion cannot be done. 
A) addition of water. 
B) addition of acid. 
C) addition of more base. 
D) The conversion cannot be done.

Question 10

A wax is comprised of a long chain alcohol and a

Accepted Answer

A) long chain fatty acid. 
B) micelle. 
C) short chain alcohol. 
D) long chain ester. 
A) long chain fatty acid. 
B) micelle. 
C) short chain alcohol. 
D) long chain ester.

Question 11

While various anabolic steroids can enhance athletic performance, their use is not without risk.

Accepted Answer

A) True 
 B)False

Question 12

Consider the figure below.  To produce a cerebroside, which of the species listed might be placed in the box?

Accepted Answer

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

Question 13

Which of the following is a characteristic of a lipid?

Accepted Answer

A) Most lipids are soluble in water. 
B) Most lipids are waxy. 
C) Lipids are found only in animals. 
D) Most lipids are high density. 
A) Most lipids are soluble in water. 
B) Most lipids are waxy. 
C) Lipids are found only in animals. 
D) Most lipids are high density.

Question 14

Which of the following fatty acids has the lowest melting point?

Accepted Answer

A) C19H39COOH 
B) C17H33COOH 
C) C17H29COOH 
D) C17H31COOH 
A) C19H39COOH 
B) C17H33COOH 
C) C17H29COOH 
D) C17H31COOH

Question 15

Phosphoglycerides differ from glycerides in that one of the hydroxyl groups of glycerol is esterified with _____.

Accepted Answer

A) phosphoric acid 
B) phosphorus 
C) choline 
D) serine 
A) phosphoric acid 
B) phosphorus 
C) choline 
D) serine

Question 16

The main function of bile salts is to

Accepted Answer

A) stimulate the absorption of minerals through the intestinal wall. 
B) emulsify lipids in the digestive tract. 
C) provide a pathway for lowering cholesterol levels. 
D) serve as hormonal agents in the digestive process. 
A) stimulate the absorption of minerals through the intestinal wall. 
B) emulsify lipids in the digestive tract. 
C) provide a pathway for lowering cholesterol levels. 
D) serve as hormonal agents in the digestive process.

Question 17

Upon hydrolysis, which of the following lipids would yield a carbohydrate as a product?

Accepted Answer

A) phosphoglycerides 
B) lecithins 
C) cephalins 
D) glycolipids 
A) phosphoglycerides 
B) lecithins 
C) cephalins 
D) glycolipids

Question 18

Which of the following fatty acids is most likely to be found in an oil?

Accepted Answer

A) CH3(CH2)16COOH 
B) CH3(CH2)20COOH 
C) CH3(CH2)7CH=CH(CH2)7COOH 
D) CH3(CH2)18COOH 
A) CH3(CH2)16COOH 
B) CH3(CH2)20COOH 
C) CH3(CH2)7CH=CH(CH2)7COOH 
D) CH3(CH2)18COOH

Question 19

The structure below would be correctly be classified as a(n)______.

Accepted Answer

A) sphingolipid 
B) phosphoglyceride 
C) cephalin 
D) Sphingolipid 
A) sphingolipid 
B) phosphoglyceride 
C) cephalin 
D) Sphingolipid

Question 20

Prednisolone, an anti-inflammatory, is a glucocorticoid and therefore would be expected to be represented by which of the following structures?

Accepted Answer

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

Exam 18: Lipids

Membrane-enclosed bodies within eukaryotic cells are called _____.

The following substance would be classified as an omega-3 fatty acid. CH3(CH2)4(CH=CHCH2)4(CH2)2COOH

The products of hydrolysis of a wax include a fatty acid and

The following structure is an example of what type of lipid?

Which of the following components is present in a cephalin?

A functional group present in fats is a(n)_____.

An example of a simple lipid is a _____.

Methandrostenolone, a common anabolic steroid, will have what possible side effect if taken frequently?

The products of the reaction of a triglyceride with 3 M NaOH could be converted to the products of the hydrolysis of the same triglyceride by the

A wax is comprised of a long chain alcohol and a

While various anabolic steroids can enhance athletic performance, their use is not without risk.

Consider the figure below. To produce a cerebroside, which of the species listed might be placed in the box?

Which of the following is a characteristic of a lipid?

Which of the following fatty acids has the lowest melting point?

Phosphoglycerides differ from glycerides in that one of the hydroxyl groups of glycerol is esterified with _____.

The main function of bile salts is to

Upon hydrolysis, which of the following lipids would yield a carbohydrate as a product?

Which of the following fatty acids is most likely to be found in an oil?

The structure below would be correctly be classified as a(n)______.

Prednisolone, an anti-inflammatory, is a glucocorticoid and therefore would be expected to be represented by which of the following structures?

Matter, Measurements, and Calculations

Atoms and Molecules

Electronic Structure and the Periodic Law

Forces Between Particles

Chemical Reactions

The States of Matter

Solutions and Colloids

Reaction Rates and Equilibrium

Acids, Bases, and Salts

Radioactivity and Nuclear Processes

Organic Compounds: Alkanes

Unsaturated Hydrocarbons

Alcohols, Phenols, and Ethers

Aldehydes and Ketones

Carboxylic Acids and Esters

Amines and Amides

Carbohydrates

Proteins

Enzymes

Nucleic Acids and Protein Synthesis

Nutrition and Energy for Life

Carbohydrate Metabolism

Lipid and Amino Acid Metabolism

Body Fluids

Filters

The following substance would be classified as an omega-3 fatty acid. CH₃(CH₂)₄(CH=CHCH₂)₄(CH₂)₂COOH