Classroom Resources

This interactive survey allows individuals to determine if they are morning or evening persons.

This interactive, modular lab explores the techniques used to make transgenic flies and demonstrates how these flies can be used to study gene expression.

This animation explores the molecular interactions that regulate circadian rhythms in Drosophila fruit flies.

This animation explores the molecular interactions that regulate circadian rhythms in mammals.

This animation explores the behavior of fruit flies with a mutation that affects the biological clock.

This interactive, modular lab explores the techniques used to identify different types of bacteria based on their DNA sequences.

This video provides a demonstration of the sizes of bacteria and viruses relative to human cells.

This video shows real footage of the effects of adding penicillin to a culture of bacteria.

This animation shows how pathogenic E. coli bacteria bind to intestinal cells.

This video shows real footage of bacteria rapidly dividing.

This animation shows how bacteria can transfer genes to each other.

This animation shows a single cycle of virus replication in a human cell.