Alveoli Illustration Play

Binding of oxygen to haemoglobin Animation Play

Bohr effect Student activity Play

Bohr effect Simulation Play

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

Contraction and relaxation of the trachea Animation Play

Cooperative binding of oxygen Student activity Play

Cooperative binding of oxygen Whiteboard exercise Play

Cross-section through the trachea Illustration Play

Cutin-coated epidermis Illustration Play

Dark and bright colours of haemoglobin Illustration Play

Effects of physical effort Chart Play

External gills Slideshow Play

Fick's law Illustration Play

Forms of haemoglobin Slideshow Play

Functional circulation of the lungs Illustration Play

Gas exchange Student activity Play

Gas exchange Whiteboard exercise Play

Gas exchange in plants Slideshow Play

Gas exchange in the gills of bony fish Student activity Play

Gas exchange in the gills of bony fish Whiteboard exercise Play

Gas exchange – the basis of cell respiration Whiteboard exercise Play

Gas exchange – the basis of cell respiration Student activity Play

Gill slits Animation Play

Gills Slideshow Play