Erythrocytes – the transport of oxygen Slideshow Play

Gas exchange between the lungs and blood Animation Play

Gas exchange in the alveoli Student activity Play

Genetic engineering and new drugs Student activity Play

Model of erythrocyte Animation Play

Molecular basis of blood group formation Animation Play

Negative effects of doping on the circulatory system Slideshow Play

Non-inherited variation – the final phenotype Simulation Play

Non-inherited variation – the final phenotype Student activity Play

Osmosis in animal cells Student activity Play

Osmosis in erythrocytes Simulation Play

Other systems of blood grouping Slideshow Play

Other systems of blood grouping Student activity Play

Positive and negative aspects of sports training Student activity Play

Process of anaerobic respiration Slideshow Play

Production of erythropoietin Animation Play

Respiratory pigments Student activity Play

Selecting blood for transfusion Animation Play

Serological incompatibility Student activity Play

Serological incompatibility Animation Play

Sickle-cell disease Slideshow Play

Sickle-cell disease Student activity Play

Structure and function of a capillary Slideshow Play

Structure of erythrocytes Animation Play

The ABO blood group system Animation Play