MCAT Practice Questions by Topic

1A: Amino Acids, Proteins and Enzymes

Amino acid chemistry, protein structure, enzyme kinetics and regulation.

• MCAT Amino Acid Titration and Isoelectric Point Practice Questions
• MCAT Enzyme Inhibition and Allosteric Regulation Practice Questions
• MCAT Michaelis-Menten Kinetics and Lineweaver-Burk Practice Questions
• MCAT Protein Structure, Folding and Denaturation Practice Questions

1B: DNA, Genetic Information and Gene Expression

Replication, transcription, translation, gene regulation and lab techniques.

• MCAT DNA Replication, Mutation and Repair Practice Questions
• MCAT Gene Regulation, PCR and Molecular Techniques Practice Questions
• MCAT Transcription, RNA Processing and Splicing Practice Questions
• MCAT Translation, Genetic Code and Protein Targeting Practice Questions

1C: Heredity, Population Genetics and Evolution

Mendelian crosses, probability, pedigrees, linkage mapping and evolution.

• MCAT Population Genetics Practice Questions: Hardy-Weinberg, Drift and Selection
• MCAT Mendelian Genetics, Pedigrees and Linkage Practice Questions

1D: Metabolism and Bioenergetics

Glycolysis, the citric acid cycle, oxidative phosphorylation, lipid and nitrogen metabolism.

• MCAT Fatty Acid Oxidation, Ketone Bodies and Lipoprotein Practice Questions
• MCAT Glycolysis, Gluconeogenesis and Fermentation Practice Questions
• MCAT Glycogen, Fasting, Hormones and Urea Cycle Practice Questions
• MCAT Citric Acid Cycle, Electron Transport and ATP Yield Practice Questions

2A: Cells, Membranes and Tissues

Membrane transport, osmosis, membrane potentials, organelles and the cytoskeleton.

• MCAT Membrane Transport, Osmosis and Tonicity Practice Questions
• MCAT Nernst Equation and Resting Membrane Potential Practice Questions
• MCAT Organelles, Protein Sorting and Cytoskeleton Practice Questions

2B: Prokaryotes, Viruses and Microbial Genetics

Bacterial structure and growth, gene transfer, and viral life cycles.

• MCAT Bacteria, Gene Transfer and Viral Life Cycles Practice Questions

2C: Cell Division, Development and Reproduction

Fertilization, early development, germ layers, induction and stem cell potency.

• MCAT Embryology, Germ Layers and Stem Cell Potency Practice Questions

3A: Nervous and Endocrine Systems

Action potentials, synapses, the senses, hormones and feedback axes.

• MCAT Action Potential and Synaptic Transmission Practice Questions
• MCAT Endocrine System, Hormone Axes and Feedback Practice Questions
• MCAT Sensory Systems, Vision and Hearing Practice Questions

3B: Organ Systems

Kidney, cardiovascular, respiratory and immune physiology.

• MCAT Cardiovascular Function and Blood Gas Transport Practice Questions
• MCAT Immune System Practice Questions
• MCAT Kidney, Nephron Function and Acid-Base Practice Questions

4A: Motion, Forces, Work and Energy

Work, energy conservation, power and simple machines.

• MCAT Work, Energy and Power Practice Questions

4B: Fluids and Gas Behavior

Hydrostatic pressure, buoyancy, continuity, Bernoulli and Poiseuille flow.

• MCAT Fluids Practice Questions: Pressure, Buoyancy, Bernoulli and Flow
• MCAT Gas Laws Practice Questions: Ideal Gas, Dalton, Graham and Henry

4C: Electrostatics, Circuits, Magnetism and Electrochemistry

Ohm's law, series and parallel resistors, Kirchhoff's rules and circuit power.

• MCAT Circuits Practice Questions: Ohm's Law, Resistors and Kirchhoff

4D: Waves, Sound, Light and Optics

Mirrors, thin lenses, lens power, the eye and vision correction.

• MCAT Optics Practice Questions: Mirrors, Lenses and Vision

4E: Atoms, Nuclear Chemistry and the Periodic Table

Isotopes, radioactive decay, half-life, binding energy, fission and fusion.

• MCAT Nuclear Decay and Half-Life Practice Questions

5A: Water, Solutions, Acids and Bases

pH, weak acids, buffers, titrations and indicators.

• MCAT Acid-Base, Buffer and Titration Practice Questions

5B: Bonding, Molecular Structure and Stereochemistry

Chirality, R and S configuration, enantiomers, diastereomers and optical activity.

• MCAT Stereochemistry Practice Questions

5C: Separations, Purification and Spectroscopy

IR, NMR, mass spectrometry and UV-Vis spectroscopy.

• MCAT Separations Practice Questions: Extraction, Distillation and Chromatography
• MCAT Spectroscopy Practice Questions (IR, NMR, Mass Spec, UV-Vis)

5D: Biologically Relevant Molecules and Organic Reactivity

Carbohydrates, lipids, carbonyl chemistry, acid derivatives, peptides and nucleotides.

• MCAT Amino Acid Synthesis, Peptide Bond and Nucleotide Practice Questions
• MCAT Carbohydrate and Lipid Chemistry Practice Questions
• MCAT Carbonyl Chemistry and Carboxylic Acid Derivatives Practice Questions

5E: Chemical Thermodynamics and Kinetics

Rate laws, reaction order, Arrhenius behavior, mechanisms and catalysts.

• MCAT Chemical Kinetics Practice Questions

6A: Sensation and Perception

Thresholds, Weber's law, signal detection, sensory adaptation and perception.

• MCAT Thresholds, Weber's Law and Signal Detection Practice Questions

6B: Attention, Cognition, Consciousness, Memory and Language

Memory systems, encoding, retrieval and forgetting, and the biology of memory.

• MCAT Memory Encoding, Retrieval and Forgetting Practice Questions
• MCAT Sleep and Consciousness Practice Questions: Stages, Rhythms and Dreams

6C: Emotion and Stress

Theories of emotion, the limbic system, autonomic arousal and stress.

• MCAT Theories of Emotion Practice Questions

7A: Biological and Individual Influences on Behavior

Psychological disorders, their diagnosis and their biological bases.

• MCAT Psychological Disorders Practice Questions

7B: Social Processes and Group Behavior

Conformity, obedience, group performance and group decision making.

• MCAT Conformity, Obedience and Group Behavior Practice Questions

7C: Learning and Attitude Change

Classical and operant conditioning, reinforcement schedules and cognitive learning.

• MCAT Classical and Operant Conditioning Practice Questions

8A: Self-Concept, Identity and Personality Formation

Erikson, Freud, Kohlberg, Vygotsky, Mead and identity development.

• MCAT Erikson, Freud, Kohlberg and Vygotsky Practice Questions

8B: Social Thinking: Attribution, Prejudice and Stereotypes

Attribution theory, attribution biases, halo effect and impression formation.

• MCAT Attribution Theory and Attribution Bias Practice Questions

8C: Social Interactions and Relationships

Statuses, roles, groups, networks, bureaucracy and dramaturgy.

• MCAT Status, Roles, Groups and Bureaucracy Practice Questions

9A: Social Structure, Theories and Institutions

Functionalism, conflict theory, symbolic interactionism and other sociological paradigms.

• MCAT Sociological Theories Practice Questions

9B: Demographics and Demographic Change

Population growth, demographic transition, pyramids, dependency ratios and migration.

• MCAT Demographic Transition and Population Growth Practice Questions

10A: Social Inequality and Health Disparities

Social class, mobility, poverty, meritocracy and social capital.

• MCAT Social Class, Mobility and Poverty Practice Questions

CARS: Critical Analysis and Reasoning Skills

Original humanities and social science passages with main idea, function, tone, inference, application and strengthen or weaken questions.

• MCAT CARS Humanities Passage Practice Questions