IGCSE Biology 0610 lectures
59 short lectures, one for each part of the syllabus, in the order it is taught. Each one teaches a topic on the board in a few minutes. The teaching part is free to watch; a free account opens the rest of every lecture: worked examples, practice questions and real past-paper questions answered.
Chapter 1 Characteristics and classification
- Characteristics of living organismsA car moves, uses fuel and gives out waste gases.5 min
- Naming species: the binomial system and DNAIn English it is a lion.5 min
- The five kingdoms and the vertebrate groupsThere are millions of kinds of living things, from bacteria to blue whales.5 min
- Ferns, flowering plants, viruses and keysToday, three short ideas.5 min
Chapter 2 Organisation of the organism
Chapter 3 Movement into and out of cells
Chapter 4 Biological molecules
Chapter 5 Enzymes
Chapter 6 Plant nutrition
- Photosynthesis and its equationEvery bite of food you eat started as sunlight trapped by a green plant.5 min
- Leaf structureA leaf is thin, flat and green, and every part of it is there for a reason.4 min
- Investigating photosynthesis, limiting factors and mineralsFarmers in the Netherlands grow tomatoes in greenhouses with extra light, warmth and carbon dioxide.5 min
Chapter 7 Human nutrition
- Diet and nutrientsSailors on long voyages once died of scurvy, until they were given lemons and limes.4 min
- The digestive system, teeth and physical digestionFrom your mouth to your anus is a tube about nine metres long.5 min
- Chemical digestion and absorptionA starch molecule is far too big to pass through the wall of your gut into your blood.4 min
Chapter 8 Transport in plants
Chapter 9 Transport in animals
Chapter 10 Diseases and immunity
Chapter 11 Gas exchange in humans
Chapter 12 Respiration
Chapter 13 Excretion in humans
Chapter 14 Coordination and response
- Neurones, reflex arcs and synapsesTouch a hot pan and your hand jerks away before you even feel the pain.4 min
- The eye: accommodation, rods and conesWalk from a bright street into a dark cinema and for a minute you can hardly see.4 min
- Hormones, adrenaline and blood glucoseA sudden loud bang and your heart pounds, your breathing speeds up, and you feel ready to run.4 min
- Control of body temperatureWhether you are in a freezing winter or a hot summer, your core temperature stays close to thirty-seven degrees.4 min
- Auxin and plant growthPut a plant on a windowsill and in a few days it bends towards the window.4 min
Chapter 15 Drugs
Chapter 16 Reproduction
Chapter 16 Reproduction in plants
Chapter 16 Human reproduction
Chapter 17 Inheritance
- Mitosis and stem cellsYou began as one cell.4 min
- MeiosisBrothers and sisters have the same parents, yet only identical twins look exactly alike.4 min
- Protein synthesisYour hair colour, your blood group, the enzymes in your gut: all of them come down to proteins.4 min
- Monohybrid crosses and test crossesTwo brown-eyed parents can have a blue-eyed child.4 min
- Codominance, sex linkage and pedigree diagramsSome features do not follow the simple dominant and recessive rule.4 min
Chapter 18 Variation and selection
- Variation and mutationLook around any classroom: different heights, different hair, different blood groups.4 min
- Natural selection and antibiotic resistanceA hospital patient has an infection, and the antibiotics stop working.5 min
- Selective breedingEvery cow on a dairy farm started as a wild animal that gave only enough milk for its calf.5 min
- Hydrophytes and xerophytesA water lily floats on a pond with water on every side.5 min
Chapter 19 Organisms and their environment
- Ecosystems, food chains and food websA fox eats a rabbit, the rabbit eats grass, and the grass takes its energy from the Sun.5 min
- Energy flow, pyramids and population growthA cow eats grass all day, yet most of the energy in that grass never becomes cow.5 min
- The carbon cycleThe carbon in your body was once carbon dioxide in the air.5 min
- The nitrogen cycleThe air is seventy-eight percent nitrogen, yet plants can starve for lack of it.5 min
Chapter 20 Human influences on ecosystems
- Biodiversity, deforestation and conservationA tropical forest can hold thousands of species in a single hectare.5 min
- Greenhouse gases and climate changeWithout any atmosphere, Earth would be a frozen planet.5 min
- Plastics and eutrophicationA plastic bag can stay in the sea for hundreds of years.5 min
- Food production and sustainable resourcesThe world needs more food every year, from the same amount of land.5 min
Chapter 21 Biotechnology and genetic modification
- Bacteria and yeast in biotechnologyBread, yoghurt, insulin and biofuel all depend on microorganisms.5 min
- Enzymes in biotechnology and fermentersYour washing powder, your fruit juice and your lactose-free milk all contain enzymes.5 min
- Genetic modification and GM cropsInsulin used to come from pigs.5 min
Also for IGCSE Biology 0610
Which topics come up most in IGCSE Biology 0610 past papers, counted from every paper since 2004.