Question 1

Which of the following would describe a polypeptide?

Accepted Answer

A)   fatty acids joined to glycerol by hydrolysis reactions
B)   glucose molecules joined by dehydration synthesis reactions
C)   nucleotides broken by hydrolysis reactions
D)   amino acids joined by dehydration synthesis reactions
E)   a repeated sequence of carbon and hydrogen atomsF) None of the above
G) A) and D)

Question 2

Testosterone is a lipid-based hormone; insulin is a ______-based hormone.

Accepted Answer

A)   saccharide
B)   protein
C)   steroid
D)   carbohydrate
E)   nucleic acidF) B) and E)
G) A) and E)

Question 3

Which of the following is an organic molecule?

Accepted Answer

A)   NaOH
B)   HCl
C)   CO2
D)   C6H12O6
E)   H2OF) C) and E)
G) None of the above

Question 4

Which of the following is not an organic molecule?

Accepted Answer

A)   CaCO3
B)   C­6H12O6
C)   C256H381N65O79S6
D)   C18H34O2
E)   CH4F) A) and C)
G) A) and E)

Question 5

Which word does NOT belong with the others?

Accepted Answer

A)   muscle
B)   antibodies
C)   sucrose
D)   enzymes
E)   hairF) B) and E)
G) B) and D)

Question 6

Glycogen is a ________ made of many __________.

Accepted Answer

A)   simple sugar; amino acids
B)   peptide; amino acids
C)   polymer; glucose molecules
D)   protein; fatty acids
E)   nucleic acid; nucleotidesF) B) and E)
G) C) and D)

Question 7

Humans store their polysaccharides in the form of ___________.

Accepted Answer

A)   lactose
B)   starch
C)   glycogen
D)   glucose
E)   celluloseF) A) and B)
G) None of the above

Question 8

Which of the following correctly lists the parts of a nucleotide of RNA?

Accepted Answer

A)   nitrogen-containing base, deoxyribose, phosphate
B)   sulfur-containing base, ribose, phosphate
C)   nitrogen-containing base, ribose, phosphate
D)   nitrogen-containing base, ribose, sulfur
E)   amino acid, glycerol, nitrogen-containing baseF) A) and D)
G) C) and D)

Question 9

The four main categories of organic macromolecules are

Accepted Answer

A)   monosaccharides, disaccharides, trisaccharides, and polysaccharides.
B)   proteins, DNA, waxes, and sugars.
C)   carbohydrates, lipids, proteins, and nucleic acids.
D)   RNA, DNA, steroids, and fats.
E)   lipids, starches, DNA, and protein.F) C) and E)
G) B) and C)

Question 10

Which functional group acts as an acid when placed in solution?

Accepted Answer

A)   -OH
B)   -NH2
C)   -SH
D)   -COOH
E)   -PO4F) B) and E)
G) A) and B)

Question 11

Which of the following levels of a protein are susceptible to denaturation?

Accepted Answer

A)   primary and secondary structures
B)   secondary and tertiary structures
C)   tertiary and quaternary structures
D)   primary and tertiary structures
E)   primary and quaternary structuresF) C) and E)
G) C) and D)

Question 12

How does DNA differ from RNA?

Accepted Answer

A)   DNA is in plants, RNA is found in animals.
B)   DNA is comprised of a double strand, RNA is a single strand.
C)   DNA is made from amino acids and RNA is made from nucleotides.
D)   DNA is used by all living things, RNA is used only in plants.
E)   DNA is seen in animals, while RNA is seen in all living things.F) A) and C)
G) B) and D)

Exam 3: The Organic Molecules of Life

Which functional group acts as an acid when placed in solution?

Correct Answer
verified

Glycogen is a made of many __.

Correct Answer
verified

Testosterone is a lipid-based hormone; insulin is a ______-based hormone.

Correct Answer
verified

Which of the following would describe a polypeptide?

Correct Answer
verified

The four main categories of organic macromolecules are

Correct Answer
verified

Which of the following is an organic molecule?

Correct Answer
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Which of the following correctly lists the parts of a nucleotide of RNA?

Correct Answer
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Which of the following is not an organic molecule?

Correct Answer
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Which of the following levels of a protein are susceptible to denaturation?

Correct Answer
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Which word does NOT belong with the others?

Correct Answer
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How does DNA differ from RNA?

Correct Answer
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Humans store their polysaccharides in the form of ___________.

Correct Answer
verified

Exam 3: The Organic Molecules of Life

Which functional group acts as an acid when placed in solution?

Correct AnswerverifiedShow Answer

Glycogen is a ________ made of many __________.

Correct AnswerverifiedShow Answer

Testosterone is a lipid-based hormone; insulin is a ______-based hormone.

Correct AnswerverifiedShow Answer

Which of the following would describe a polypeptide?

Correct AnswerverifiedShow Answer

The four main categories of organic macromolecules are

Correct AnswerverifiedShow Answer

Which of the following is an organic molecule?

Correct AnswerverifiedShow Answer

Which of the following correctly lists the parts of a nucleotide of RNA?

Correct AnswerverifiedShow Answer

Which of the following is not an organic molecule?

Correct AnswerverifiedShow Answer

Which of the following levels of a protein are susceptible to denaturation?

Correct AnswerverifiedShow Answer

Which word does NOT belong with the others?

Correct AnswerverifiedShow Answer

How does DNA differ from RNA?

Correct AnswerverifiedShow Answer

Humans store their polysaccharides in the form of ___________.

Correct AnswerverifiedShow Answer

Correct Answer
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Glycogen is a made of many __.

Correct Answer
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Correct Answer
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