Book lungs in arachnids Illustration Play

Cell respiration Illustration Play

Chitinous exoskeleton Illustration Play

Circulation in the gills of bony fish Slideshow Play

Closed spiracle Illustration Play

Closed stoma Illustration Play

Cutin-coated epidermis Illustration Play

External gills Slideshow Play

Fick's law Illustration Play

Gas exchange in plants Slideshow Play

Gas exchange in the gills of bony fish Whiteboard exercise Play

Gas exchange in the gills of bony fish Student activity Play

Gas exchange – the basis of cell respiration Student activity Play

Gas exchange – the basis of cell respiration Whiteboard exercise Play

Gill slits Animation Play

Gills Slideshow Play

Internal gills Slideshow Play

Lungs of vertebrates Slideshow Play

Production of ATP during cell respiration Slideshow Play

Pulmonary circulation Animation Play

Respiration and transpiration – a compromise Student activity Play

Respiration and transpiration – a compromise Whiteboard exercise Play

Respiration in water – gills Student activity Play

Respiration on land – lungs Whiteboard exercise Play

Respiration on land – lungs Student activity Play

Respiration on land – plants Whiteboard exercise Play

Respiration on land – plants Student activity Play

Respiration on land – tracheae and book lungs Whiteboard exercise Play

Respiration on land – tracheae and book lungs Student activity Play

Respiratory surfaces Class activity Play