Biology — Genetics & Cell Biology
Molecular genetics, gene regulation, cell signaling, and reproductive biology.
What you need to know
1Gene expression regulation: transcription factors, epigenetics, and post-translational modification
2Cell cycle checkpoints: G1/S, G2/M — which kinases and cyclins control each
3Meiosis vs. mitosis: the specific phase where crossing over occurs is frequently tested
4Signal transduction: receptor tyrosine kinase vs. GPCR cascades — parallel, not interchangeable
About the MCAT
- Full name
- Medical College Admission Test
- Passing score
- Scored 472–528; the score you need varies by medical school
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Other MCAT Topics
Biochemistry — Enzyme Kinetics & Metabolism
Study →The highest-yield biochemistry content: enzyme kinetics, inhibition types, and metabolic pathways.
CARS — Critical Analysis & Reasoning
Study →Passages from humanities and social sciences requiring argument tracking and inference.
General Chemistry — Thermodynamics & Equilibrium
Study →Energy, entropy, Gibbs free energy, and Le Chatelier's principle in biological contexts.
Psychology & Sociology — Research Methods
Study →Research design, statistical reasoning, and social behavior theory.