Classroom Resources

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

This animation zooms into a coral reef to explore the tiny animals that build reefs, the photosynthetic algae inside their cells, and the damaging process of coral bleaching.

This animation shows the translation of messenger RNA into protein.

This animation shows how one molecule of double-stranded DNA is copied into two molecules of double-stranded DNA.

This animation shows a schematic representation of the mechanism of DNA replication.

This animation shows the transcription of DNA into RNA.