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This interactive module consists of a virtual Winogradsky column, which can be used to explore the diversity of microbes, microbial metabolic strategies, and geochemical gradients found in sediments.

A number of questions are embedded within the short film Popped Secret: The Mysterious Origin of Corn, which explores the genetic and archaeological evidence that corn was domesticated from a wild Mexican grass called teosinte.

This tutorial describes the structure and function of the cancer-causing protein BCR-ABL. It also shows how drugs targeting this protein can help treat chronic myeloid leukemia (CML), a cancer of the white blood cells.

This short tutorial explores and compares the mechanisms of artificial selection and natural selection.

This interactive, modular lab explores the tools that doctors use to examine and diagnose patients with heart conditions.

This interactive, modular lab explores how the ELISA method can be used to test blood samples for evidence of certain diseases.