Primrose Kitten
AQA A-Level Biology
A-Level Biology
THE WHOLE OF BIOLOGICAL MOLECULES VIDEO
Monomers and polymers | Video 1 | Video 2 | Quiz |
Carbohydrates | Video 1 | Video 2 |
· Quiz 1 - Monosaccharides, disaccharides & polysaccharides quiz
· Quiz 2 - Glucose and their polymers quiz
· Quiz 3 - Reducing sugar tests
· Quiz 1 - Lipids
· Quiz 2 - Triglycerides and phospholipids
Proteins | Video 1 | Video 2 |
· Quiz 1 - Properties of proteins
· Quiz 2 - Amino acids, dipeptides and polypeptides
· Quiz 3 - Biuret test for proteins
· Quiz 4 - Enzyme action
· Quiz 5 - Enzyme inhibition
· Quiz 6 - The rate of enzyme catalyzed reactions
Nucleic acids are important information-carrying molecules
· Quiz 1 - DNA and RNA
· Quiz 2 - The Meselson-Stahl experiement
· Quiz 3 - DNA replication
ATP | Quiz |
Inorganic ions | Quiz |
Cell structure
· Quiz 1 - Structure of eukaryotic cells
· Quiz 2 - Structure of prokaryoti cells
· Quiz 3 - Adaptations of eukaryotic cells
· Quiz 4 - Structure of viruses
· Quiz 5 - Optical microscopes
· Quiz 6 - Electron microscopes
· Quiz 7 - Magnification calculations
· Quiz 8 - Separating components
All cells arise from other cells
· Quiz 1 - The cell cycle
· Quiz 2 - Mitosis
· Quiz 3 - Cancer
· Quiz 4 - Binary fission in prokaryoti cells
· Quiz 5 - Virus replication
Cell recognition and the immune system
· Quiz 1 - White blood cells and the immune system
· Quiz 2 - Phagocytosis
· Quiz 3 - T lymphocytes
· Quiz 4 - Antibodies
· Quiz 5 - B lymphocytes
· Quiz 6 - Vaccines and immunity
· Quiz 7 - HIV and AIDS
· Quiz 8 - Anitgen variability
· Quiz 9 - Monoclonal antibodies
· Surface area to volume ratio | Quiz |
· Gas exchange | Required Practical 5 (video) |
Quiz 1 - Gas exchange in fish gills
Quiz 2 - Gas exchange in Dicotyledonous plants
· Digestion and absorption
Quiz 1 - Digestion
Quiz 2 - Absorobtion of disgestive products
· Mass transport | Required Practical 5 (video) |
Quiz 1 - Circulation of blood
Quiz 2 - The human heart
Quiz 3 - Haemoglobin in humans
Quiz 4 - Vessels
Quiz 5 - Cardiovascular disease
Quiz 6 - Phloem
THE WHOLE OF GENETIC INFORMATION VIDEO
DNA, genes and chromosomes | Video | Quiz |
DNA and protein synthesis | Quiz |
Genetic diversity and adaptation
· Quiz 1 - Stabilizing, directional and disruptive selection
· Quiz 2 - Natural selection
Species and taxonomy
· Quiz 1 - Classification and taxonomy
· Quiz 2 - Discovering evolutionary relationships
Biodiversity within a community
· Quiz 1 - Diversity
· Quiz 2 - Index of diversity calculations
Investigation diversity
· Quiz 1 - Genetic diverty
· Quiz 2 - Quantitative investigations of variation
Photosynthesis | Video 1 | Video 2 |
Respiration | Video 1 | Video 2 | Video 3 | Video 4 | Quiz |
Energy and ecosystems | Video | Quiz |
Nutrient cycle
· Quiz 1 - Eutrophication
· Quiz 2 - Fertilisers
· Quiz 3 - Nutrients cycle
· Quiz 4 - Phosphorus cycle
· Quiz 5 - The nitrogen cycle
Stimuli, both internal and external are detected and lead to a response
· Quiz 1 - Chemoreceptor and pressure receptors
· Quiz 2 - Control of heart rate
· Quiz 3 - Receptors – Pacinian corpuscle
· Quiz 4 - Simple reflex
· Quiz 5 - Phototropism and gravitropism
· Quiz 6 - Taxes and Kineses
· Quiz 7 - The retina
Nervous coordination
· Quiz 1 - Effect of drugs on the synapse
· Quiz 2 - Myelinated motor neurons
· Quiz 3 - Nerve impulses
· Quiz 4 - Neuromuscular junction
· Quiz 5 - Path of an action potential
· Quiz 6 - Synapse
· Quiz 7 - The nervous system
· Quiz 8 - The refractory period
Skeletal muscles are stimulated to a contract by nerves and act as effectors
· Quiz 1 - Myofibril contraction
· Quiz 2 - Skeletal muscle
· Quiz 3 - Slow and fast skeletal muscle fibres
Homeostasis is the maintenance of stable internal environment
· Quiz 1 - Adrenaline
· Quiz 2 - Causes and Type 1 and 2 Diabetes
· Quiz 3 - Glucagon
· Quiz 4 - Homeostasis
· Quiz 5 - Homeostasis and blood glucose control
· Quiz 6 - Homeostasis and temperature control
· Quiz 7 - Insulin
· Quiz 8 - Negative and positive feedback mechanisms and homeostasis
· Quiz 9 - Osmoregulations
· Quiz 10 - The nephron
Inheritance | Quiz |
Populations | Quiz |
Evolution may lead to speciation | Quiz |
Populations in ecosystems
· Quiz 1 - Abiotic factors and populations
· Quiz 2 - Conservation of habitats
· Quiz 3 - Ecosystems, populations and communities
· Quiz 4 - Population sampling
· Quiz 5 - Population estimation by mark-release-recapture
· Quiz 6 - Succession
Alterations of the sequence of bases in DNA can alter the structure of proteins | Quiz |
Gene expression is controlled by a number of features
· Quiz 1 - Benign and malignant tumors
· Quiz 2 - Epigenetics
· Quiz 3 - RNAi
Using genome projects
· Quiz 1 - Genome sequencing techniques
· Quiz 2 - Sequencing techniques
Gene technologies allow the study and alteration of gene function allowing a better understanding of organism function and the design of new industrial and medical processes | Video 1 | Video 2 | Video 3 |
· Quiz 1 - Cloning
· Quiz 2 - DNA probes
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