GCSE OCR Biology: B1.3 Respiration

All resources for B1.3 Respiration GCSE OCR Biology Gateway 9-1. Triple and combined (Higher and Foundation) is covered in this material.

Each PowerPoint is a whole lessons included with student activities and animated answers.

• The three main macronutrients - carbohydrates, proteins, and lipids
• Names of enzymes - carbohydrase, amylase, protease, lipase
• What the macronutrients are broken down into - simple sugars, amino acids, fatty acids and glycerol.
• Metabolic rate
• Food tests and the positive results
• Word equation for aerobic respiration
• Balanced symbol equation for aerobic respiration
• Aerobic respiration is an exothermic reaction
• The structure of mitochondria
• ATP and its uses
• Why blood flow increases to muscles when exercising
• Conditions for anaerobic respiration
• Word equation for anaerobic respiration in mammals
• Lactic acid and its affects.
• Oxygen debt
• Comparing aerobic and anaerobic respiration in mammals.
• Anaerobic respiration in plants - fermentation.
• Fermentation word equation and symbol equation.
• Exam questions.