Biology Paper 1

Organisation (17 Videos)

The Digestive System

Digestive Enzymes

Effect of Temperature and pH on Enzymes

Required Practical 5: Effect of pH on Amylase

Required Practical 4: Food Tests

Absorption in the Small Intestine

The Heart and Circulation

Arteries, Veins and Capillaries

The Blood

Cardiovascular Diseases

Gas Exchange in the Lungs

Cancer

Communicable and Non-Communicable Disease

Correlating Risk Factors

Lifestyle and Disease

Plant tissues

Transpiration