My Science Site
Life Systems: Cells, Tissues, Organs
Extensive site for teachers provides some helpful resources that pertain to plant and animal cells. Includes a microscope diagram as well as plant, animal and pond labs. Also contains links to structures and mechanisms, matter and...
Other
Molecular Movies: 3 D Tutorials for Biologists
A collection of visualization-oriented tutorials for creating 3D animations for use in your biology classroom. Search by difficulty level, software package, or 3D topic area.
Cold Spring Harbor Laboratory
Dolan Dna Learning Center: Transcription & Translation: Transcription Basic
A brief animation showing the basics of DNA transcription in cells. [1:52]