AP Biology

Lac Operon Regulation

Meiosis & Genetic Variation

Mendelian Genetics

Mitosis Phases

PCR Thermal Cycling

Pedigree Analysis Builder

Photosynthesis: Light Reactions

Population Growth Models

CRISPR-Cas9 Mechanism 3D Visualizer

Visualizes the complete CRISPR-Cas9 genome editing process, tracking PAM recognition, DNA unwinding, gRNA matching, and the double-strand break in 3D.

Lotka-Volterra Predator-Prey Dynamics

Mathematical ecology simulator charting the cyclic phase space between predators and prey. Manipulate birth/death rates to find stable orbits or extinction events.

Bohr Shift & Hemoglobin Oxygen Dissociation

Chart the sigmoidal oxygen binding curve of hemoglobin. Discover how lower pH, higher $CO_2$, and elevated temperatures cause a Right Shift in active muscle tissues.

The Calvin Cycle

Track the fixation of Carbon Dioxide by Rubisco and the energy transfer from Light-Dependent ATP/NADPH to synthesize G3P.