Test Bank for Biochemistry: Concepts and Connections, 2nd Edition by Dean Appling, Spencer Anthony-Cahill, and Christopher Mathews – Complete Chapter Questions – Latest 2025/2026 Edition – Comprehensive Resource for Biochemistry Students and Instructors (

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TEST BANK for Biochemistry:
Concepts and Connections, 2nd
Edition by Dean Appling
COMPLETE CHAPTERS 1-26 WITH VERIFIED QUESTIONS &
CORRECT ANSWERS| A+ GRADED
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Chapter 1 Biochemistry and the Language of Chemistry

1) The water content in the human body is approximately :

A) 90%.

B) 80%.

C) 70%.

D) 60%.

E) 50%.

Accurate Answer: C



2) The four most abundant chemical elements in living systems are :

A) hydrogen, oxygen, sulfur and phosphorus.

B) hydrogen, carbon, nitrogen and oxygen.

C) sodium, potassium, carbon and oxygen.

D) sodium, potassium, nitrogen and sulfur.

E) carbon, nitrogen, oxygen and potassium. Accurate Answer: B

Objective: 1.2
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3) Nearly all proteins contain :
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A) cobalt.

B) phosphorus.
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C) selenium.
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D) sulfur.
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E) none of the above. Accurate Answer: D Objective: 1.2 Global LO: G7
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4) Which of the following statements is FALSE?
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A) Proteins can be structural components of cells.
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B) Proteins can transmit signals between cells.

C) Proteins can transport molecules within cells and between cells.

D) Proteins can be both hormones and hormone receptors.

E) Proteins are the only biological polymer that can catalyze biochemical reactions. Accurate
Answer: E

Objective: 1.2 Global LO: G7



5) Which of the following is NOT classed as a lipid?

A) Cholesterol

B) Palmitic acid

C) Glycerol

D) Phosphatidyl serine

E) Triacylglycerol Accurate Answer: C Objective: 1.2 Global LO: G7



6) Amino acids and simple organic compounds like carbon dioxide and hydrogen cyanide cannot be
produced without the use of enzymes.

Accurate Answer: FALSE Objective: 1.2 Global LO: G7
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7) Oxidation-reduction reactions, which are the basis of many biochemical reactions and pathways,
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cannot take place in the absence of oxygen.

Accurate Answer: FALSE Objective: 1.2 Global LO: G7
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8) Many biochemical reactions that form biopolymers from monomeric units involve the removal of
water.
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Accurate Answer: TRUE Objective: 1.2 Global LO: G7
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9) The principle component of a biological membrane is a triglyceride. Accurate Answer: FALSE
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Objective: 1.2 Global LO: G7


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10) The chemical element has a role in both transfer of energy as well as in the structure of nucleic
acids.

Accurate Answer: phosphorus Objective: 1.2 Global LO: G7



11) List the four major classes of biological macromolecules. Accurate Answer: lipids, carbohydrates,
proteins, nucleic acids Objective: 1.2

Global LO: G7



12) An amphipathic molecule provides the foundation for biological membranes because they have both
and functional groups.

Accurate Answer: hydrophobic, hydrophilic Objective: 1.2

Global LO: G7



13) Genomics is concerned with the entire , while is focused on identifying all of the proteins of a
cell.

Accurate Answer: genome, proteomics Objective: 1.5

Global LO: G1
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Chapter 2 The Chemical Foundation of Life: Weak Interactions in an Aqueous
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Environment

1) Each of the following is a non-covalent interaction EXCEPT :
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A) a hydrogen bond.

B) a carbon-hydrogen bond.
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C) the interaction between an amino and a carboxylate group.
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D) a van der Waals interaction.
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E) an interaction between —NH3+ and a water molecule. Accurate Answer: B
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Objective: 2.1 Global LO: G7
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