AP Biology Virtual Labs
20 interactive experiments in Biology.
Cell Structure 3D
Interactive 3D exploration of eukaryotic cell organelles and their functions
Electron Transport Chain & Chemiosmosis
Model Complexes I-IV, ATP synthase, proton motive force, and ETC inhibitor effects
Cellular Respiration & ATP Synthesis
How cells harvest energy from glucose
DNA Double Helix & Base Pairing
The molecule that carries life's blueprint
DNA Replication (Detailed)
Helicase, primase, DNA polymerase, and leading/lagging strand synthesis
Ecological Succession
Primary and secondary succession: from bare rock to climax community
Enzyme Kinetics & Michaelis-Menten
How enzymes speed up reactions
Evidence of Evolution
Phylogenetic trees, homologous structures, and fossil record analysis
Hardy-Weinberg Equilibrium
Allele frequencies, genotype ratios, and conditions for genetic equilibrium
Immune System
Innate and adaptive immunity: antigens, antibodies, and immunological memory
Meiosis & Genetic Variation
Sexual reproduction and the origin of diversity
Cell Membrane & Transport
How cells control what enters and exits
Mitosis: Cell Division & the Cell Cycle
How one cell becomes two identical daughters
Natural Selection & Population Genetics
Darwin's engine of evolution
Neuron & Action Potential
The electrical language of the nervous system
Photosynthesis: Light Reactions
Photosystems I & II, electron transport chain, and ATP synthesis
Photosynthesis: Light & Calvin Cycle
Capturing sunlight to build sugars
Population Dynamics
Lotka-Volterra predator-prey model and population oscillations
Protein Synthesis (3D)
Transcription and translation from DNA to functional protein
Protein Synthesis: Transcription & Translation
From DNA code to functional protein