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A closer look at blood
A model for natural selection - spaghetti worms
A simple model for natural selection
A quantitative food test: protein content of powdered milk
A window on the past: measuring stomatal density
An enzyme-catalysed synthesis
Assessing human hearing
Assessing skin sensitivity 1 - locating different receptors
Assessing skin sensitivity 2 - temperature receptors
Assessing skin sensitivity 3 - touch discrimination
Biodiversity in your backyard
Brine date
Changes in earthworm responsiveness
Cloning a living organism
Comparing the flower structure of different angiosperms
Controlling body mass
Digestion of starch by microbes
Digestion of protein by microbes
Dissecting lungs
Dissection of the ventilation system of a locust
Effect of size on uptake by diffusion
Elastic recoil in arteries and veins
Estimating rate of transpiration from a plant cutting
Evaluating methods of pest control
Evaluating Visking tubing as a model for a gut
Extracting DNA from living things
Extracting fibres from plants
Following gene transfer by conjugation in bacteria
Gene induction: β-galactosidase in E. coli
Going up in smoke
Hazards of defrosted food
How do plants and animals change the environment around them?
How good is your toilet paper
How much energy is there in food?
Identifying the conditions needed for photosynthesis
Interpreting an investigation of plant hormones
Interpreting information about sweating and temperature
Introducing ideas about inheritance
Investigating an enzyme-controlled reaction: catalase and hydrogen peroxide concentration
Investigating antimicrobial action
Investigating enzymes used in laundry detergents
Investigating factors affecting Daphnia heart rate
Investigating factors affecting the breathing rate of a locust
Investigating factors affecting the rate of photosynthesis
Investigating how we see colour
Investigating mitosis in allium root tip squash
Investigating osmosis in chickens’ eggs
Investigating photosynthesis using immobilised algae
Investigating the effect of amylase on a starchy foodstuff
Investigating the effect of concentration of blackcurrant squash on osmosis in chipped potatoes
Investigating the effect of concentration on the activity of trypsin
Investigating the effect of pH on amylase activity
Investigating the effect of temperature on plant cell membranes
Investigating the effect of temperature on the activity of lipase
Investigating the effects of biochar on soil fertility
Investigating the light dependent reaction in photosynthesis
Investigating the response of Calliphora larvae to light
Investigating the response of worms to soil improvers
Investigating the resting posture of peppered moth larvae
Investigating transport systems in a flowering plant
Investigating turn alternation behaviour of woodlice
Investigating what makes fruit go brown
Looking at a heart
Making Reebops: a model for meiosis
Mapping change over time
Measuring rate of water uptake by a plant shoot using a potometer
Measuring reaction time of a human nerve-controlled reaction
Measuring respiratory quotient
Measuring the rate of metabolism
Measuring the Vitamin C content of foods and fruit juices
Microbes are all around us
Microbes ate my homework
Microscale investigations of catalase activity in plant extracts
Modelling effect of aspirin on blood clots
Monitoring the body’s reactions to stress
Modelling the human ventilation system
Modelling the sliding filament hypothesis
Monitoring water pollution with invertebrate indicator species
Movement of seed beetles
Nitrogen-fixing bacteria free-living in the soil
Nitrogen-fixing bacteria in root nodules of leguminous plants
No stomach for it: investigating antacid medication
Observing blood circulation in Asellus
Observing earthworm locomotion
Observing osmosis, plasmolysis and turgor in plant cells
Observing patterns in the distribution of a simple plant
Observing protoctista in water using the hanging drop technique
Observing the effects of exercise on the human body
Observing the growth of pollen tubes
Observing water moving through plants
Practice makes perfect?
Preparing an anther squash
Preserving food
Recording variation in ivy leaves
Selection in action - banded snails
Selection in action - peppered moths
Structure of synovial joint with tendons and ligaments
Studying animal behaviour
The vertebrate heart in action
Tracking active uptake of minerals by plant roots
Using a choice chamber to investigate animal responses to stimuli
Using a spirometer to investigate human lung function
Working with immobilised enzymes or microscopic organisms
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