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This animation shows how mutations in an ion channel protein lead to the genetic disease cystic fibrosis. The animation also discusses how research on this protein has been used to develop treatments for the disease.

This animation describes how skin color is generated by skin cells as protection against ultraviolet (UV) radiation.

This film explores how gene duplications and mutations have led to remarkable physiological adaptations in Antarctic fish.

This animation shows how HIV infects a cell and replicates itself using reverse transcriptase.

This animation shows how zebrafish can rapidly heal wounds to the heart.

This animation shows how a genetically modified virus can be used to destroy cancer cells.

This animation shows how proteins in the cell are tagged for disposal by ubiquitin and then degraded by the proteasome.

This video explores how the kidneys filter blood to remove wastes and excess fluid from the body, maintaining a healthy balance of water and salts in the blood.

This animation provides an overview of the structure and function of the human heart.