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Study the chemistry of life, cells, genetics, evolution, ecology, and the diversity of organisms.
This AP Biology course on Study Mondo covers 30 topics organized across 8 categories. Each topic includes detailed written explanations, worked examples, practice problems with step-by-step solutions, flashcards for review, and interactive lessons to help you master the material.
Chemistry of Life
Water, biological macromolecules, and the chemical basis of life
Cell Structure and Function
Cell organelles, membranes, and cellular processes
Cellular Energetics
Enzymes, cellular respiration, and photosynthesis
Take a diagnostic test covering all AP Biology units. Identify your strengths and get a personalized study plan.
Pick the plan that matches your timeline — from a 1-month build-up to a night-before review.
Jump into high-impact topics and keep your study momentum moving.
Water, biological macromolecules, and the chemical basis of life
Cell Communication and Cell Cycle
Signal transduction, cell cycle regulation, and cell division
Heredity
Mendelian genetics, inheritance patterns, and chromosomal basis
Gene Expression and Regulation
DNA replication, transcription, translation, and gene regulation
Evolution
Natural selection, population genetics, and evidence for evolution
Ecology
Population ecology, community interactions, ecosystems, and biodiversity
All content is completely free. Start with any category below, or jump to a specific topic that you need help with.
A structured 4-week plan that builds mastery without burning out.
~60 hours total over 4 weeks
Structure and function of fats, phospholipids, and steroids
Cell organelles, membranes, and cellular processes
Enzymes, cellular respiration, and photosynthesis
Signal transduction, cell cycle regulation, and cell division
Mendelian genetics, inheritance patterns, and chromosomal basis
DNA replication, transcription, translation, and gene regulation
DNA structure, replication process, and proofreading mechanisms
Gene transcription, RNA processing in eukaryotes, and gene expression
The genetic code, translation process, and protein synthesis
Gene regulation in prokaryotes and eukaryotes, operons, and epigenetics
Natural selection, population genetics, and evidence for evolution
Population ecology, community interactions, ecosystems, and biodiversity
Population growth, carrying capacity, and population dynamics
Species interactions, ecological niches, and community structure
Population growth and regulation
Energy flow, food chains, food webs, and biogeochemical cycles