A compound containing a long hydrocarbon chain with the CCl3 group Animation Play

A different way of numbering groups in the periodic table Animation Play

A family of transition metals Animation Play

A large amount of water in the organism Animation Play

A molecule of ethene Animation Play

A sample of students Whiteboard exercise Play

A small amount of water in the organism Animation Play

A stable concentration of glucose in the blood Student activity Play

About cells Student activity Play

Absorption of digestive products – role of the intestinal villi and their epithelial cells Student activity Play

Absorption of food Student activity Play

Absorption of the products of lipid digestion Animation Play

Absorption of the products of protein digestion Animation Play

Absorption of the products of protein; carbohydrate and lipid digestion Student activity Play

Acid dissociation constant and pH (1) Student activity Play

Acid dissociation constant for lactic acid Animation Play

Acid reactions Class activity Play

Acidic amino acids Slideshow Play

Acids and alkalis in everyday use Whiteboard exercise Play

Acids and alkalis in everyday use Student activity Play

ADH secretion and salt concentration Illustration Play

Aerobic respiration Slideshow Play

Agglutinogens and agglutinins Student activity Play

Agglutinogens and agglutinins Simulation Play

Agglutinogens and agglutinins Whiteboard exercise Play