Question 1

Examine the following structure.Atoms other than carbon and hydrogen are labeled.   Which of the following does not characterize this structure?

Accepted Answer

A) Polyunsaturated fatty acid 
B) Cis fatty acid 
C) Omega-6 fatty acid 
D) Essential in the human diet 
E) All of the above characterize this structure. 
A) Polyunsaturated fatty acid 
B) Cis fatty acid 
C) Omega-6 fatty acid 
D) Essential in the human diet 
E) All of the above characterize this structure.

Question 2

Suggest a mechanism by which caryophyllene is transformed into humulene by treatment with acid.

Accepted Answer

The answer of Suggest a mechanism by which caryophyllene is...

Question 3

Classify the following structure.

Accepted Answer

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

Question 4

Exhibit 27-3
Indicate by asterisks the stereogenic centers present in each of the indicated terpenes.  
-linalool

Accepted Answer

The answer of Exhibit 27-3
Indicate by asterisks the stereogenic centers...

Question 5

Exhibit 27-4
Draw the structures of the major organic product(s) you would expect to obtain from reaction of androsterone with each of the following reagents.  
-NaBH4,ethanol

Accepted Answer

Question 6

Describe how a micelle and cell membrane are similar.

Accepted Answer

Both are composed of molecular species t

Question 7

Exhibit 27-1
MATCH each of the following terms to a structure from the list below.There is only one correct structure for each term,and structures may be used more than once.Place the letter of the structure in the blank to the left of the corresponding term.

-_____ a glycerophospholipid

Accepted Answer

A) 
  
B)   
C) 
  
D) 
  
E) 
  
F)
  
G)Malonyl ACP
H)
 
I)
  
J)
  
A) 
  
B)   
C) 
  
D) 
  
E) 
  
F)
  
G)Malonyl ACP
H)
 
I)
  
J)

Question 8

Exhibit 27-3
Indicate by asterisks the stereogenic centers present in each of the indicated terpenes.  
-grandisol

Accepted Answer

The answer of Exhibit 27-3
Indicate by asterisks the stereogenic centers...

Question 9

Which of the following would be the general structure of a phospholipid?

Accepted Answer

A)    
B)    
C)    
D) All of these could be a phospholipid depending on the identity of the R groups. 
A)    
B)    
C)    
D) All of these could be a phospholipid depending on the identity of the R groups.

Question 10

A group of C20 lipids that contain a five-membered ring with two long side chains.

Accepted Answer

A) sphingolipids 
B) prostaglandins 
C) phosphoglycerides 
D) terpenoids 
A) sphingolipids 
B) prostaglandins 
C) phosphoglycerides 
D) terpenoids

Question 11

Examine the following structure.Atoms other than carbon and hydrogen are labeled.   This substance:

Accepted Answer

A) is a saturated fatty acid. 
B) would be found in animal fat. 
C) could react with glycerol to form a triacylglycerol. 
D) could react with a long chain alcohol to form a wax. 
E) All of the above characterize this structure. 
A) is a saturated fatty acid. 
B) would be found in animal fat. 
C) could react with glycerol to form a triacylglycerol. 
D) could react with a long chain alcohol to form a wax. 
E) All of the above characterize this structure.

Question 12

Exhibit 27-4
Draw the structures of the major organic product(s) you would expect to obtain from reaction of androsterone with each of the following reagents.  
-CH3COCl,pyridine

Accepted Answer

Question 13

Exhibit 27-1
MATCH each of the following terms to a structure from the list below.There is only one correct structure for each term,and structures may be used more than once.Place the letter of the structure in the blank to the left of the corresponding term.

-_____ a triglyceride

Accepted Answer

A) 
  
B)   
C) 
  
D) 
  
E) 
  
F)
  
G)Malonyl ACP
H)
 
I)
  
J)
  
A) 
  
B)   
C) 
  
D) 
  
E) 
  
F)
  
G)Malonyl ACP
H)
 
I)
  
J)

Question 14

Using a condensed formula,draw the product of the complete reaction of the following with the 30-carbon saturated straight chain alcohol,triacontanol.Atoms other than hydrogen and oxygen are labeled.

Accepted Answer

The answer of Using a condensed formula,draw the product of...

Exam 27: Biomolecules: Lipids

Examine the following structure.Atoms other than carbon and hydrogen are labeled. Which of the following does not characterize this structure?

Suggest a mechanism by which caryophyllene is transformed into humulene by treatment with acid.

Classify the following structure.

Exhibit 27-3 Indicate by asterisks the stereogenic centers present in each of the indicated terpenes. -linalool

Exhibit 27-4 Draw the structures of the major organic product(s) you would expect to obtain from reaction of androsterone with each of the following reagents. -NaBH4,ethanol

Describe how a micelle and cell membrane are similar.

Exhibit 27-1 MATCH each of the following terms to a structure from the list below.There is only one correct structure for each term,and structures may be used more than once.Place the letter of the structure in the blank to the left of the corresponding term. -_____ a glycerophospholipid

Exhibit 27-3 Indicate by asterisks the stereogenic centers present in each of the indicated terpenes. -grandisol

Which of the following would be the general structure of a phospholipid?

A group of C20 lipids that contain a five-membered ring with two long side chains.

Examine the following structure.Atoms other than carbon and hydrogen are labeled. This substance:

Exhibit 27-4 Draw the structures of the major organic product(s) you would expect to obtain from reaction of androsterone with each of the following reagents. -CH3COCl,pyridine

Exhibit 27-1 MATCH each of the following terms to a structure from the list below.There is only one correct structure for each term,and structures may be used more than once.Place the letter of the structure in the blank to the left of the corresponding term. -_____ a triglyceride

Using a condensed formula,draw the product of the complete reaction of the following with the 30-carbon saturated straight chain alcohol,triacontanol.Atoms other than hydrogen and oxygen are labeled.

Structure and Bonding

Polar Covalent Bonds;acids and Bases

Organic Compounds: Alkanes and Their Stereochemistry

Organic Compounds: Cycloalkanes and Their Stereochemistry

Stereochemistry at Tetrahedral Centers

An Overview of Organic Reactions

Par 1

Alkenes: Structure and Reactivity

Alkenes: Reactions and Synthesis

Alkynes: an Introduction to Organic Synthesis

Organohalides

Reactions of Alkyl Halides: Nucleophilic Substitutions and Eliminations

Par 2

Structure Determination: Mass Spectrometry and Infrared Spectroscopy

Structure Determination: Nuclear Magnetic Resonance Spectroscopy

Conjugated Compounds and Ultraviolet Spectroscopy

Par 3

Benzene and Aromaticity

Chemistry of Benzene: Electrophilic Aromatic Substitution

Alcohols and Phenols

Ethers and Epoxides;thiols and Sulfides

Aldehydes and Ketones: Nucleophilic Addition Reactions

Par 4

Carboxylic Acids and Nitriles

Carboxylic Acid Derivatives: Nucleophilic Acyl Substitution Reactions

Carbonyl Alpha-Substitution Reactions

Carbonyl Condensation Reactions

Par 5

Amines and Heterocycles

Biomolecules: Carbohydrates

Biomolecules: Amino Acids,peptides,and Proteins

Par 7

Biomolecules: Nucleic Acids

The Organic Chemistry of Metabolic Pathways

Orbitals and Organic Chemistry: Pericyclic Reactions

Synthetic Polymers

Par 1

Filters

Exhibit 27-4 Draw the structures of the major organic product(s) you would expect to obtain from reaction of androsterone with each of the following reagents. -NaBH₄,ethanol

A group of C₂₀ lipids that contain a five-membered ring with two long side chains.

Exhibit 27-4 Draw the structures of the major organic product(s) you would expect to obtain from reaction of androsterone with each of the following reagents. -CH₃COCl,pyridine