Heart sounds and pulse Student activity Play

Heart sounds and pulse Simulation Play

Heart sounds and pulse rate Slideshow Play

Heart structure Slideshow Play

Heart; vessels and blood pressure Student activity Play

Heart; vessels and blood pressure Simulation Play

Heartbeat – regulation by the heart's pacemaker and conducting system Student activity Play

Heartbeat – regulation by the heart's pacemaker and conducting system Whiteboard exercise Play

Heat pollution Whiteboard exercise Play

Heat production Whiteboard exercise Play

Helicobacter pylori Illustration Play

Help in cellulose digestion Slideshow Play

Helper cells and AIDS Animation Play

Hemolysis Animation Play

Hepatic cords Illustration Play

Hepatic lobule Illustration Play

Hepatitis A and E Slideshow Play

Hepatitis B virus Illustration Play

Hepatitis B; C and D Slideshow Play

Hepatitis delta virus Illustration Play

Hepatocytes Illustration Play

Herbicides Student activity Play

Herbivores Slideshow Play

Herbivores Student activity Play

Herbivores Slideshow Play

Herbivores Whiteboard exercise Play

Herbivores with low nutritional requirements Slideshow Play

Herbivory: digestion of plant food Student activity Play

Herbivory: digestion of plant food Whiteboard exercise Play

Hereditary and non-hereditary mutations Student activity Play