Biological Molecules
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Monomers & Polymers (2:02)
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Monomers & Polymers Quiz
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Monomers & Polymers Worksheet
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Carbohydrates (23:31)
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Carbohydrates Quiz
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Carbohydrates Worksheet
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Water (9:52)
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Water Quiz
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Water Worksheets
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Lipids (26:38)
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Lipids Quiz
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Lipids Worksheet
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Proteins (38:19)
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Proteins Quiz
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Enzymes (70:48)
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Enzymes Quiz
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Proteins and Enzymes Worksheet
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Structure of DNA and RNA (12:55)
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DNA Replication (15:52)
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Inorganic Ions (8:31)
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Inorganic Ions Quiz
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Inorganic Ions Worksheets
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Biological Molecules Quiz
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Notes Submission
Cells
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Structure of Eukaryotic Cells (68:43)
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Structure of Eukaryotic Cells Quiz
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Structure of prokaryotic cells and of viruses (27:22)
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Structure of prokaryotic cells and of viruses Quiz
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Cell structure Quiz
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Cell Structure Worksheets
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Methods of studying cells (22:25)
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Methods of Studying Cells Quiz
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Methods of studying cells worksheet
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All cells arise from other cells (7:58)
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All cells arise from other cells Quiz
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All cells arise from other cells worksheet
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Cell Division, Cell Diversity and Cellular Organisation Quiz
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Transport across cell membranes (8:34)
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Transport across cell membranes Quiz
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Transport across cell membranes worksheet
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Biological Membranes Quiz
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Pathogens and Physical Barriers (8:38)
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Immune System (26:45)
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HIV (4:46)
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Cell recognition and immune system Quiz
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Cell recognition and immune system worksheet
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Cell Cycle (8:00)
Organisms exchange substances with their environment
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Gas Exchange (66:08)
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Gas Exchange in Humans Quiz
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Gas Exchange in Fish Quiz
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Gas Exchange in Insects Quiz
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Gas Exchange worksheet
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Surface area to volume ratio Quiz
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Surface area to volume ratio worksheet
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Digestion and Absorption (20:42)
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Digestion Quiz
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Absorption Quiz
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Digestion and absorption worksheet
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Mass transport in humans (37:35)
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Transport in Animals (2:59)
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Transport in Animals Quiz
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Human Circulatory System Quiz
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Components of Blood & Vessels Quiz
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CHD Quiz
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Transport in plants (27:59)
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Transpiration & Measuring the rate of transpiration Quiz
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Translocation Quiz
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Xerophytes Quiz
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Mass transport worksheet
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Notes Submission
Genetic information, variation and relationships between organisms
Energy transfers in and between organisms
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Photosynthesis Intro (15:03)
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Structure of Chloroplast (2:50)
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Photosynthesis - LDR (4:30)
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Cyclic Photophosphorylation (4:30)
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Calvin Cycle (7:24)
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Limiting Factors of Photosynthesis (2:35)
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Photosynthesis Worksheets
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Respiration Intro (1:47)
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Glycolysis (5:22)
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Link Reaction (5:26)
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Krebs Cycle (13:56)
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Oxidative Phosphorylation (3:56)
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Anaerobic Respiration (2:18)
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Measuring Rate of Respiration (0:49)
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Respiration Worksheet
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Food Chains (3:07)
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Productivity (3:10)
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Ecosystems Worksheet
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Nutrient Cycles (34:14)
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Notes Submission
Organisms respond to changes in their internal and external environments
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Survival and Response Intro (33:32)
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Taxes and Kinesis (7:55)
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Plant Responses Basics (3:33)
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How does IAA Work? (9:45)
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Phototropism (2:43)
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Gravitropism (4:03)
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Phototropism & Gravitropism Quiz
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Reflex Actions (2:46)
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Reflex Arc (4:09)
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Receptors - Pacinian Corpuscle (1:46)
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Receptors - The Eye (7:59)
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Motor Neuron (9:21)
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Resting Potential (9:49)
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Action Potential (3:24)
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Nerve Impulse (21:59)
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Synaptic Transmission (32:52)
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Control of Heart Rate (27:54)
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Introduction to Muscles (6:04)
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Process of Muscle Contraction (23:48)
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The roles of ATP & Phosphocreatine (8:09)
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Types of Muscle Fibres (6:46)
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Skeletal Muscles Stimulation (12:20)
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Negative Feedback Cycle (28:00)
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Blood Glucose (28:09)
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The Structure of Nephron (33:20)
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Kidney (23:52)
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Blood Water Potential Osmoregulation (59:44)
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Homeostasis (8:22)
Genetics, Population, Evolution and Ecosystems
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Inheritance Key Words (9:43)
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Codominant Alleles (4:45)
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Monohybrid Inheritance (6:30)
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Monohybrid Inheritance - Codminant alleles (3:50)
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Dihybrid Inheritance (7:40)
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Sex Linkage (5:05)
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Sex Linkage - Punnet Squares (5:24)
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Autosomal Linkage (2:44)
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Epistasis (2:24)
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Populations Key Definitions (3:38)
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Hardy Weinberg (6:35)
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Hardy Weinberg Assumptions (7:17)
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Inheritance (42:55)
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Population (10:35)
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Evolution Leading to Speciation (43:10)
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Populations in ecosystems (17:23)
The control of gene expression
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Alteration of the sequence of bases in DNA can alter the structure of proteins (5:14)
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Totipotent Stem Cells (3:00)
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Unipotent Stem Cells (2:11)
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Pluripotent Stem Cells (1:35)
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Pluripotent Stem Cells 2 (3:03)
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Methylation (4:43)
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Acetylation (1:55)
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Relevance of epigenetics (4:37)
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Regulation of transcription and translation (46:08)
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Translation of mRNA inhibited by RNAi (5:57)
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Benign and malignant tumours (3:42)
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DNA Hybridization (10:31)
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Genetic Fingerprinting (6:18)
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Recombinant DNA technology (35:55)
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Cloning and Biotechnology Quiz
