(Modules 1-8 & Final Exam) BioChem
210 Exam – Package Bundle Questions
and Ansẉers
2026\2027 update
This Exam contains:
Guarantee passing score
Questions and Ansẉers
format set of multiple-choice
Expert-Verified answers
Verified ẉith trusted textbooks
,───────────────────────────────────────────────
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Table of Contents
Module 1: Introduction to Biochemistry, Water, and pH
Module 2: Amino Acids, Peptides, and Proteins
Module 3: Enzymes and Enzyme Kinetics
Module 4: Carbohydrates and Glycolysis
Module 5: The Citric Acid Cycle and Oxidative Phosphorylation
Module 6: Lipids, Membranes, and Lipid Metabolism
Module 7: Nucleic Acids and DNA Replication
Module 8: Transcription, Translation, and Protein Synthesis
Final Exam: Comprehensive BioChem 210 Review
Module 1: Introduction to Biochemistry, Water, and pH
1. Which of the following elements is most abundant in the human
body by mass?
A) Carbon
B) Hydrogen
C) Oxygen
D) Nitrogen
AnswerC
2. What type of chemical bond is primarily responsible for
connecting the backbone of DNA?
A) Peptide bonds
B) Phosphodiester bonds
,C) Glycosidic bonds
D) Ester bonds
AnswerB
3. Water has a high specific heat. Which of the following best
explains this property?
A) Water is a nonpolar molecule.
B) Water forms extensive hydrogen bond networks.
C) Water has a low molecular weight.
D) Water dissociates into ions easily.
AnswerB
4. Which of the following is a nonpolar covalent bond?
A) C-H
B) O-H
C) N-H
D) C=O
AnswerA
5. The hydrophobic effect is primarily driven by:
A) Strong attractions between nonpolar molecules.
B) A decrease in the entropy of surrounding water molecules.
C) An increase in the entropy of the system when water is released
from structured cages around hydrophobic molecules.
D) Ionic interactions between water and oils.
AnswerC
, 6. What is the pH of a solution with a hydrogen ion concentration of
1.0 × 10^-4 M?
A) 4.0
B) 10.0
C) -4.0
D) 0.4
AnswerA
7. Which functional group is characterized by a carbonyl group
bonded to a hydrogen atom?
A) Ketone
B) Aldehyde
C) Carboxyl
D) Hydroxyl
AnswerB
8. An amphipathic molecule possesses:
A) Only hydrophobic regions.
B) Only hydrophilic regions.
C) Both hydrophobic and hydrophilic regions.
D) A net charge of zero.
AnswerC
9. Which of the following functional groups can act as an acid by
donating a proton?
210 Exam – Package Bundle Questions
and Ansẉers
2026\2027 update
This Exam contains:
Guarantee passing score
Questions and Ansẉers
format set of multiple-choice
Expert-Verified answers
Verified ẉith trusted textbooks
,───────────────────────────────────────────────
─────────
Table of Contents
Module 1: Introduction to Biochemistry, Water, and pH
Module 2: Amino Acids, Peptides, and Proteins
Module 3: Enzymes and Enzyme Kinetics
Module 4: Carbohydrates and Glycolysis
Module 5: The Citric Acid Cycle and Oxidative Phosphorylation
Module 6: Lipids, Membranes, and Lipid Metabolism
Module 7: Nucleic Acids and DNA Replication
Module 8: Transcription, Translation, and Protein Synthesis
Final Exam: Comprehensive BioChem 210 Review
Module 1: Introduction to Biochemistry, Water, and pH
1. Which of the following elements is most abundant in the human
body by mass?
A) Carbon
B) Hydrogen
C) Oxygen
D) Nitrogen
AnswerC
2. What type of chemical bond is primarily responsible for
connecting the backbone of DNA?
A) Peptide bonds
B) Phosphodiester bonds
,C) Glycosidic bonds
D) Ester bonds
AnswerB
3. Water has a high specific heat. Which of the following best
explains this property?
A) Water is a nonpolar molecule.
B) Water forms extensive hydrogen bond networks.
C) Water has a low molecular weight.
D) Water dissociates into ions easily.
AnswerB
4. Which of the following is a nonpolar covalent bond?
A) C-H
B) O-H
C) N-H
D) C=O
AnswerA
5. The hydrophobic effect is primarily driven by:
A) Strong attractions between nonpolar molecules.
B) A decrease in the entropy of surrounding water molecules.
C) An increase in the entropy of the system when water is released
from structured cages around hydrophobic molecules.
D) Ionic interactions between water and oils.
AnswerC
, 6. What is the pH of a solution with a hydrogen ion concentration of
1.0 × 10^-4 M?
A) 4.0
B) 10.0
C) -4.0
D) 0.4
AnswerA
7. Which functional group is characterized by a carbonyl group
bonded to a hydrogen atom?
A) Ketone
B) Aldehyde
C) Carboxyl
D) Hydroxyl
AnswerB
8. An amphipathic molecule possesses:
A) Only hydrophobic regions.
B) Only hydrophilic regions.
C) Both hydrophobic and hydrophilic regions.
D) A net charge of zero.
AnswerC
9. Which of the following functional groups can act as an acid by
donating a proton?
