Chemical composition of storage substances in different seeds Slideshow Play

Chemical composition of storage substances in different seeds Student activity Play

Chemical composition of storage substances in the seeds of selected plants Illustration Play

Chemical digestion and digestive enzymes Student activity Play

Chemical digestion – the role of enzymes Student activity Play

Chemical digestion – the role of enzymes Whiteboard exercise Play

Chemical elements in biological structures Student activity Play

Chemical elements of the cell Class activity Play

Chemical elements of the cell Whiteboard presentation Play

Chemical energy sources Student activity Play

Chemical structure of carbohydrates Student activity Play

Combustion test Slideshow Play

Comparing data – mean, median, mode Student activity Play

Crystallisation and chromatography Student activity Play

Detection of starch Animation Play

Determining the concentration of a solution using redox titration (1) Student activity Play

Determining the starch content of leaves Animation Play

Digestion in the alimentary canal Illustration Play

Digestion of carbohydrates; proteins and lipids Student activity Play

Divisibility by 11 Student activity Play

Divisibility by 11 Whiteboard exercise Play

Divisibility by 7 Student activity Play

Drawing a line of best fit Student activity Play

Enzymes are specific and selective (1) Simulation Play

Enzymes are specific and selective (1) Student activity Play