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A level Biology Masterclass

Welcome

How to Make Notes (12:49)
Notes Submission (1:36)

Biological Molecules

Monomers & Polymers (2:02)
Monomers & Polymers Quiz
Monomers & Polymers Worksheet
Carbohydrates (23:31)
Carbohydrates Quiz
Carbohydrates Worksheet
Water (9:52)
Water Quiz
Water Worksheets
Lipids (26:38)
Lipids Quiz
Lipids Worksheet
Proteins (38:19)
Proteins Quiz
Enzymes (70:48)
Enzymes Quiz
Proteins and Enzymes Worksheet
Structure of DNA and RNA (12:55)
DNA Replication (15:52)
Inorganic Ions (8:31)
Inorganic Ions Quiz
Inorganic Ions Worksheets
Biological Molecules Quiz
Notes Submission

Cells

Structure of Eukaryotic Cells (68:43)
Structure of Eukaryotic Cells Quiz
Structure of prokaryotic cells and of viruses (27:22)
Structure of prokaryotic cells and of viruses Quiz
Cell structure Quiz
Cell Structure Worksheets
Methods of studying cells (22:25)
Methods of Studying Cells Quiz
Methods of studying cells worksheet
All cells arise from other cells (7:58)
All cells arise from other cells Quiz
All cells arise from other cells worksheet
Cell Division, Cell Diversity and Cellular Organisation Quiz
Transport across cell membranes (8:34)
Transport across cell membranes Quiz
Transport across cell membranes worksheet
Biological Membranes Quiz
Pathogens and Physical Barriers (8:38)
Immune System (26:45)
HIV (4:46)
Cell recognition and immune system Quiz
Cell recognition and immune system worksheet
Cell Cycle (8:00)

Organisms exchange substances with their environment

Gas Exchange (66:08)
Gas Exchange in Humans Quiz
Gas Exchange in Fish Quiz
Gas Exchange in Insects Quiz
Gas Exchange worksheet
Surface area to volume ratio Quiz
Surface area to volume ratio worksheet
Digestion and Absorption (20:42)
Digestion Quiz
Absorption Quiz
Digestion and absorption worksheet
Mass transport in humans (37:35)
Transport in Animals (2:59)
Transport in Animals Quiz
Human Circulatory System Quiz
Components of Blood & Vessels Quiz
CHD Quiz
Transport in plants (27:59)
Transpiration & Measuring the rate of transpiration Quiz
Translocation Quiz
Xerophytes Quiz
Mass transport worksheet
Notes Submission

Genetic information, variation and relationships between organisms

Investigating Diversity Basics (5:11)
DNA Base Sequencing (4:36)
mRNA & Amino Acid Sequencing (2:33)
Sampling (5:08)
Random Sampling (4:08)
Normal Distribution (3:33)
Investigating diversity worksheets
Notes Submission

Energy transfers in and between organisms

Photosynthesis Intro (15:03)
Structure of Chloroplast (2:50)
Photosynthesis - LDR (4:30)
Cyclic Photophosphorylation (4:30)
Calvin Cycle (7:24)
Limiting Factors of Photosynthesis (2:35)
Photosynthesis Worksheets
Respiration Intro (1:47)
Glycolysis (5:22)
Link Reaction (5:26)
Krebs Cycle (13:56)
Oxidative Phosphorylation (3:56)
Anaerobic Respiration (2:18)
Measuring Rate of Respiration (0:49)
Respiration Worksheet
Food Chains (3:07)
Productivity (3:10)
Ecosystems Worksheet
Nutrient Cycles (34:14)
Notes Submission

Organisms respond to changes in their internal and external environments

Survival and Response Intro (33:32)
Taxes and Kinesis (7:55)
Plant Responses Basics (3:33)
How does IAA Work? (9:45)
Phototropism (2:43)
Gravitropism (4:03)
Phototropism & Gravitropism Quiz
Reflex Actions (2:46)
Reflex Arc (4:09)
Receptors - Pacinian Corpuscle (1:46)
Receptors - The Eye (7:59)
Motor Neuron (9:21)
Resting Potential (9:49)
Action Potential (3:24)
Nerve Impulse (21:59)
Synaptic Transmission (32:52)
Control of Heart Rate (27:54)
Introduction to Muscles (6:04)
Process of Muscle Contraction (23:48)
The roles of ATP & Phosphocreatine (8:09)
Types of Muscle Fibres (6:46)
Skeletal Muscles Stimulation (12:20)
Negative Feedback Cycle (28:00)
Blood Glucose (28:09)
The Structure of Nephron (33:20)
Kidney (23:52)
Blood Water Potential Osmoregulation (59:44)
Homeostasis (8:22)

Genetics, Population, Evolution and Ecosystems

Inheritance Key Words (9:43)
Codominant Alleles (4:45)
Monohybrid Inheritance (6:30)
Monohybrid Inheritance - Codminant alleles (3:50)
Dihybrid Inheritance (7:40)
Sex Linkage (5:05)
Sex Linkage - Punnet Squares (5:24)
Autosomal Linkage (2:44)
Epistasis (2:24)
Populations Key Definitions (3:38)
Hardy Weinberg (6:35)
Hardy Weinberg Assumptions (7:17)
Inheritance (42:55)
Population (10:35)
Evolution Leading to Speciation (43:10)
Populations in ecosystems (17:23)

The control of gene expression

Alteration of the sequence of bases in DNA can alter the structure of proteins (5:14)
Totipotent Stem Cells (3:00)
Unipotent Stem Cells (2:11)
Pluripotent Stem Cells (1:35)
Pluripotent Stem Cells 2 (3:03)
Methylation (4:43)
Acetylation (1:55)
Relevance of epigenetics (4:37)
Regulation of transcription and translation (46:08)
Translation of mRNA inhibited by RNAi (5:57)
Benign and malignant tumours (3:42)
DNA Hybridization (10:31)
Genetic Fingerprinting (6:18)
Recombinant DNA technology (35:55)
Cloning and Biotechnology Quiz

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