Enzymes
Enzyme Diversity
Explore relationships among enzymes, substrates, and products.
Bio Simulations
Interactive biology simulations for classroom practice and study.
Cell Biology
Membranes
Explore membrane permeability and osmosis with an interactive classroom simulator.
Cell Biology ยท Osmosis
Red Blood Cell Osmoregulation
Compare animal and plant cells in hypertonic, isotonic, and hypotonic environments while tracking solute concentration and water movement.
Cellular Energy
Respiration
Investigate cellular respiration concepts with an interactive bench-style simulation.