Concept learning
Polarity of molecules and membrane permeability
1A
Ch4: Movement of substances across the cell membrane
Concept learning
What is osmosis? (Part 1)
1A
Ch4: Movement of substances across the cell membrane
Concept learning
What is osmosis? (Part 2)
1A
Ch4: Movement of substances across the cell membrane
Concept learning
Enzymes and activation energy
1A
Ch5: Metabolism and enzymes
Concept learning
Transport of respiratory gases
1B
Ch8: Gas exchange in humans
Concept learning
Double circulation in humans
1B
Ch9: Transport of substances in humans
Concept learning
Material exchange between the blood and body cells
1B
Ch9: Transport of substances in humans
Concept learning
Effect of light intensity on gas exchange in plants
2A
Ch10: Nutrition and gas exchange in plants
Concept learning
Water transport in plants
2A
Ch11: Transpiration, transport and support in plants
Concept learning
Vegetative propagation
2A
Ch13: Reproduction in flowering plants
Concept learning
Fertilization
2A
Ch14: Reproduction in humans
Concept learning
The menstrual cycle
2A
Ch14: Reproduction in humans
Concept learning
Primary growth at the root tip
2A
Ch15: Growth and development
Concept learning
How the eye works
2B
Ch16: Stimuli, receptors and responses
Concept learning
Phototropism
2B
Ch16: Stimuli, receptors and responses
Concept learning
Synapses
2B
Ch17: Coordination in humans
Concept learning
Opposing muscles
2B
Ch18: Movement in humans
Concept learning
What is photosynthesis?
2C
Ch21: Photosynthesis
Concept learning
Aerobic respiration
2C
Ch22: Respiration
Concept learning
Anaerobic respiration
2C
Ch22: Respiration
Concept learning
Development of cardiovascular diseases
3
Ch24: Non-infectious diseases and disease prevention
Concept learning
Formation of a malignant tumour
3
Ch24: Non-infectious diseases and disease prevention
Concept learning
Immune response produced by B cells
3
Ch25: Body defence mechanisms
Concept learning
Inflammatory responses
3
Ch25: Body defence mechanisms
Concept learning
Genetic diagrams
4
Ch26: Basic genetics
Concept learning
Pedigree analysis
4
Ch26: Basic genetics
Concept learning
Gene mutations
4
Ch27: Molecular genetics
Concept learning
Protein synthesis
4
Ch27: Molecular genetics
Concept learning
Accumulation of DDT along the food chain
6
Ch36: Human impacts on the environment
Concept learning
Global warming
6
Ch36: Human impacts on the environment
Concept learning
Multiplication of virus
7
Ch38: Microbiology
Concept learning
Polymerase chain reaction
8
Ch41: Techniques in modern biotechnology
Pre lab
Practical 2.1 Test for glucose using glucose test strips
1A
Ch2: Molecules of life
Pre lab
Practical 2.2 Benedict’s test for reducing sugars
1A
Ch2: Molecules of life
Pre lab
Practical 2.3 Iodine test for starch
1A
Ch2: Molecules of life
Pre lab
Practical 2.4 Grease spot test for lipids
1A
Ch2: Molecules of life
Pre lab
Practical 2.5 Test for proteins using protein test strips
1A
Ch2: Molecules of life
Pre lab
Practical 3.1 Observation with a light microscope
1A
Ch3: Cellular organization
Pre lab
Practical 3.2 Preparation of a temporary mount of animal cells
1A
Ch3: Cellular organization
Pre lab
Practical 3.3 Preparation of temporary mounts of plant cells and tissues
1A
Ch3: Cellular organization
Pre lab
Practical 4.1 Demonstration of osmosis using dialysis tubing
1A
Ch4: Movement of substances across the cell membrane
Pre lab
Practical 4.2 Demonstration of osmosis using living animal tissue
1A
Ch4: Movement of substances across the cell membrane
Pre lab
Practical 4.3 Study of osmosis in red blood cells
1A
Ch4: Movement of substances across the cell membrane
Pre lab
Practical 4.4 Study of osmosis in living plant cells
1A
Ch4: Movement of substances across the cell membrane
Pre lab
Practical 4.5 Study of osmosis in living plant tissue
1A
Ch4: Movement of substances across the cell membrane
Pre lab
Practical 5.1 Demonstration of the action of the enzyme catalase
1A
Ch5: Metabolism and enzymes
Pre lab
Practical 5.2 Investigation of the effect of temperature on enzyme activity
1A
Ch5: Metabolism and enzymes
Pre lab
Practical 5.3 Investigation of the effect of pH on enzyme activity
1A
Ch5: Metabolism and enzymes
Pre lab
Practical 5.5 Investigation of enzyme activities in fruits
1A
Ch5: Metabolism and enzymes
Pre lab
Practical 6.1 Test for vitamin C using DCPIP solution
1B
Ch6: Food and humans
Pre lab
Practical 6.2 Investigation of the food substances present in common foodstuffs
1B
Ch6: Food and humans
Pre lab
Practical 7.1 Examination of the alimentary canal and its associated glands of a dissected rat
1B
Ch7: Nutrition in humans
Pre lab
Practical 7.2 Investigation of the action of amylase on starch
1B
Ch7: Nutrition in humans
Pre lab
Practical 7.3 Investigation of the action of protease on egg white
1B
Ch7: Nutrition in humans
Pre lab
Practical 7.4 Investigation of the effect of bile salts on oil
1B
Ch7: Nutrition in humans
Pre lab
Practical 7.5 Simulation of digestion and absorption in the small intestine using dialysis tubing
1B
Ch7: Nutrition in humans
Pre lab
Practical 8.1 Examination of the breathing system of a dissected rat
1B
Ch8: Gas exchange in humans
Pre lab
Practical 8.2 Examination of the pig lungs
1B
Ch8: Gas exchange in humans
Pre lab
Practical 8.3 Examination of the structure of air sacs
1B
Ch8: Gas exchange in humans
Pre lab
Practical 8.4 Comparison of the oxygen content of inhaled air and exhaled air
1B
Ch8: Gas exchange in humans
Pre lab
Practical 8.5 Comparison of the carbon dioxide content of inhaled air and exhaled air
1B
Ch8: Gas exchange in humans
Pre lab
Practical 9.1 Examination of blood smear
1B
Ch9: Transport of substances in humans
Pre lab
Practical 9.2 Examination of the transverse sections of an artery and a vein
1B
Ch9: Transport of substances in humans
Pre lab
Practical 9.3 Examination of the capillary blood flow in a fish’s tail fin
1B
Ch9: Transport of substances in humans
Pre lab
Practical 9.4 Dissection and examination of a pig heart
1B
Ch9: Transport of substances in humans
Pre lab
Practical 10.1 Investigation of the effects of different minerals on plant growth
2A
Ch10: Nutrition and gas exchange in plants
Pre lab
Practical 10.2 Examination of the structures of roots related to water absorption
2A
Ch10: Nutrition and gas exchange in plants
Pre lab
Practical 10.3 Examination of the structures of leaves related to gas exchange
2A
Ch10: Nutrition and gas exchange in plants
Pre lab
Practical 10.4 Investigation of the effect of light intensity on gas exchange in plants
2A
Ch10: Nutrition and gas exchange in plants
Pre lab
Practical 10.5 Investigation of the effect of light intensity on gas exchange in plants using a data logger
2A
Ch10: Nutrition and gas exchange in plants
Pre lab
Practical 11.1 Demonstration of the occurrence of transpiration
2A
Ch11: Transpiration, transport and support in plants
Pre lab
Practical 11.2 Measurement of the rate of transpiration using a bubble potometer
2A
Ch11: Transpiration, transport and support in plants
Pre lab
Practical 11.3 Measurement of the amount of water absorbed and lost by a leafy shoot using a weight potometer
2A
Ch11: Transpiration, transport and support in plants
Pre lab
Practical 11.6 Examination of the vascular tissues of a young dicotyledonous plant
2A
Ch11: Transpiration, transport and support in plants
Pre lab
Practical 11.7 Tracing the water pathway in herbaceous plants using eosin solution
2A
Ch11: Transpiration, transport and support in plants
Pre lab
Practical 12.1 Examination of different stages of the cell cycle
2A
Ch12: The cell cycle and cell division
Pre lab
Practical 12.2 Investigation of the relative length of different stages of the cell cycle
2A
Ch12: The cell cycle and cell division
Pre lab
Practical 12.3 Examination of meiotic cell division in a grasshopper testis
2A
Ch12: The cell cycle and cell division
Pre lab
Practical 12.4 Examination of meiotic cell division in an anther of a flowering plant
2A
Ch12: The cell cycle and cell division
Pre lab
Practical 13.1 Examination of binary fission in bacteria
2A
Ch13: Reproduction in flowering plants
Pre lab
Practical 13.2 Examination and cultivation of a potato tuber
2A
Ch13: Reproduction in flowering plants
Pre lab
Practical 13.3 Examination of a flower
2A
Ch13: Reproduction in flowering plants
Pre lab
Practical 13.4 Examination of insect-pollinated and wind-pollinated flowers
2A
Ch13: Reproduction in flowering plants
Pre lab
Practical 14.1 Examination of the male and female reproductive systems of dissected rats
2A
Ch14: Reproduction in humans
Pre lab
Practical 14.2 Examination of sperms and ova in mammals
2A
Ch14: Reproduction in humans
Pre lab
Practical 15.2 Studying the root growth of young seedlings
2A
Ch15: Growth and development
Pre lab
Practical 16.2 Dissection and examination of an ox eye
2B
Ch16: Stimuli, receptors and responses
Pre lab
Practical 16.4 Investigation of the phototropic responses of shoot and roots
2B
Ch16: Stimuli, receptors and responses
Pre lab
Practical 18.2 Observation of the contraction of teased muscle from the leg of a pithed frog
2B
Ch18: Movement in humans
Pre lab
Practical 18.3 Electrical stimulation of the sciatic nerve of a pithed frog
2B
Ch18: Movement in humans
Pre lab
Practical 21.1 Testing a leaf for starch (iodine test)
2C
Ch21: Photosynthesis
Pre lab
Practical 21.2 Testing for the release of oxygen from water plants
2C
Ch21: Photosynthesis
Pre lab
Practical 21.3 Investigation of the need for chlorophyll in photosynthesis
2C
Ch21: Photosynthesis
Pre lab
Practical 21.4 Investigation of the need for light in photosynthesis
2C
Ch21: Photosynthesis
Pre lab
Practical 21.5 Investigation of the need for carbon dioxide in photosynthesis
2C
Ch21: Photosynthesis
Pre lab
Practical 21.6 Examination of the structure of dicotyledonous leaves related to photosynthesis
2C
Ch21: Photosynthesis
Pre lab
Practical 21.7(I) Investigation of the effect of light intensity on the rate of photosynthesis
2C
Ch21: Photosynthesis
Pre lab
Practical 21.7(II) Investigation of the effect of light intensity on the rate of photosynthesis using a data logger
2C
Ch21: Photosynthesis
Pre lab
Practical 22.1 Investigation of carbon dioxide production in a mouse
2C
Ch22: Respiration
Pre lab
Practical 22.2 Investigation of carbon dioxide production in germinating seeds
2C
Ch22: Respiration
Pre lab
Practical 22.3(I) Investigation of heat production in a mouse
2C
Ch22: Respiration
Pre lab
Practical 22.3(II) Investigation of heat production in a mouse using a data logger
2C
Ch22: Respiration
Pre lab
Practical 22.4 Investigation of heat production in germinating seeds
2C
Ch22: Respiration
Pre lab
Practical 22.5 Investigation anaerobic respiration in germinating seeds
2C
Ch22: Respiration
Pre lab
Practical 23.1 Examination of some pathogens
3
Ch23: Personal health and infectious diseases
Pre lab
Practical 25.1 Examination of the mammalian skin and trachea to identify features related to body defence
3
Ch25: Body defence mechanisms
Pre lab
Practical 26.1 Extraction of DNA from onion cells
4
Ch26: Basic genetics
Pre lab
Practical 28.1 Separation of DNA fragments by gel electrophoresis
4
Ch28: Biotechnology
Pre lab
Practical 32.1 Examination of the mammalian skin
5
Ch32: Regulation of body temperature
Pre lab
Practical 33.1 Examination of the urinary system of a dissected rat
5
Ch33: Regulation of water content
Pre lab
Practical 33.2 Examination of a pig’s kidney
5
Ch33: Regulation of water content
Pre lab
Practical 34.1 Investigation of the changes in breathing before and after exercise using a breath volume kit
5
Ch34: Regulation of gas content in blood
Pre lab
Practical 34.2 Investigation of the changes in breathing rate before, during and after exercise using a data logger
5
Ch34: Regulation of gas content in blood
Pre lab
Practical 34.3 Investigation of the changes in heart rate before, during and after exercise using a data logger
5
Ch34: Regulation of gas content in blood
Pre lab
Practical 36.1 Investigation of the air quality in different locations
6
Ch36: Human impacts on the environment
Pre lab
Practical 36.3 Comparison of the oxygen content in clean water and polluted water samples using a data logger
6
Ch36: Human impacts on the environment
Pre lab
Practical 38.1 Growing a pure culture of yeast
7
Ch38: Microbiology
Pre lab
Practical 39.1 Production of alcoholic drinks and bread by fermentation
7
Ch39: Use of microorganisms
Pre lab
Practical 41.1 Crime scene investigation using DNA fingerprinting
8
Ch41: Techniques in modern biotechnology
Exam skill level up
Identifying variables in investigations
1A
Ch1: Introduction to biology

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