3D Temperature and Enzyme Activity · Enzyme Reaction Laboratory

Change temperature and watch molecular motion, active-site binding, product formation, and denaturation.

Interactive chemistry

Captions & live values

Temperature

Activity

Collisions

Current evidence

Enzyme state

Visual step

Learn by exploring

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Temperature and enzyme activity explains why enzymes work slowly in the cold, fastest near an optimum, and poorly after excessive heat changes their active sites.

1 Meet the enzyme2 Bind substrate3 Make product4 Compare temperatures

Watch every spoken enzyme, substrate, collision, product, temperature change, and active-site shape appear in sync.

Run the enzyme reaction

Experiment

Temperature

Substrate (%)

Enzyme amount (%)

Predict: high activity?

Equation

Show the current equation on canvas

Playback & camera

Simulation speed1×

Zoom100%

Selected object

Reaction-rate history

The graph follows calculated relative enzyme activity.