Biochemistry Exam 1 2025
(Multiple Choice + Formulas)
This set has the following topics:
Biomolecules and Their Functions
Amino Acids, Peptides and Proteins
Nucleic Acid Metabolism and Gene Expression
Carbohydrates and Nucleic Acids
Biochemical Engineering
Metabolism: Pathways and Regulation
Foundations of Biochemistry
Acids and Bases
Principles of the First Law of Thermodynamics
Chemical Kinetics
The Second and Third Laws of Thermodynamics
Polymer Chemistry
Introduction to Medicinal Chemistry
Chemical Reactions and Quantitative Relationships
Lipids
Foundations of Structure and Bonding in Organic Molecules
Aqueous Ionic Equilibria
Chemical Engineering Thermodynamics
Solid State Chemistry
Selected Classes of Medicinal Compounds
, BIO CHM 2025
1. Approximately what percentage of the human genome encodes for protein?
CORRECT ANSWER: 3%
2. What pairs of atoms in bases are involved in hydrogen bonds?
A) N-H and O-H
B) N-H and S-H
C) O-H and P-O
D) All of the above
E) None of the above
CORRECT ANSWER: A) N-H and O-H
3. The structure of DNA described by Watson and Crick included
A) a double helix
B) the sugar phosphate backbone aligned in the center of the helix
C) the base pairs that are stacked on the inside of the double helix
D) A and B
E) A and C
CORRECT ANSWER: E) A and C
4. What two properties of water are important for biological interactions?
CORRECT ANSWER: The polarity of water, The cohesive properties of water
5. How many hydrogen bonds are formed between A and T?
CORRECT ANSWER: 2