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  Unit 1 Biochemistry and Cells

 

  1 Introduction to Biochemistry and Cells

Login to access podtutor audio 1 Introduction to Biochemistry and Cells (4:29 mins)

  2 The biological importance of water

Login to access podtutor audio 1 The Biological Importance of Water (0:37 mins)

  3 Carbohydrates

Login to access podtutor audio 1 Carbohydrates (0:54 mins)
Login to access podtutor audio 2 Monosaccharides (3:24 mins)
Login to access podtutor audio 3 Disaccharides (1:15 mins)
Login to access podtutor audio 4 Polysaccarides (4:09 mins)

  4 Lipids

Login to access podtutor audio 1 Lipids (2:57 mins)
Login to access podtutor audio 2 Phospholipids (0:44 mins)

  5 Proteins

Login to access podtutor audio 1 Protein Structure (2:12 mins)
Login to access podtutor audio 2 Levels of Protein Structure (2:38 mins)

  6 Enzymes

Login to access podtutor audio 1 Enzymes (4:39 mins)
Login to access podtutor audio 2 Inhibition (2:29 mins)
Login to access podtutor audio 3 Factors Effecting Enzymes (2:45 mins)

  7 Cell Structure

Login to access podtutor audio 1 Cells (1:35 mins)
Login to access podtutor audio 2 Eukaryotic Cells (7:48 mins)
Login to access podtutor audio 3 Prokaryotic Cells (2:32 mins)
Login to access podtutor audio 4 Differences between Prokaryotic and Eukaryotic Cells (1:20 mins)

  8 The Plasma Membrane

Login to access podtutor audio 1 Plasma Membrane (2:11 mins)
Login to access podtutor audio 2 Movement across Membranes (6:31 mins)

  9 Investigative Techniques

Login to access podtutor audio 1 Magnification and Resolution (1:40 mins)
Login to access podtutor audio 2 Light Microscopy (0:51 mins)
Login to access podtutor audio 3 Electron Microscopy (2:11 mins)
Login to access podtutor audio 4 Size and Magnification (3:08 mins)
Login to access podtutor audio 5 Cell Fractionation (1:12 mins)

  10 Tests

Login to access podtutor audio 1 Carbohydrate Tests (2:38 mins)
Login to access podtutor audio 2 Lipid and Protein Tests (1:15 mins)
 
 

  Unit 2 Organs and systems

 

  1 Digestion

Login to access podtutor audio 1 The Human Digestive System (0:53 mins)
Login to access podtutor audio 2 Mouth and Oesophagus (1:24 mins)
Login to access podtutor audio 3 The Stomach (1:46 mins)
Login to access podtutor audio 4 The Small Intestine (4:42 mins)
Login to access podtutor audio 5 The Large Intestine (1:45 mins)

  2 Gas Exchange

Login to access podtutor audio 1 Surface Area to Volume Ratio (1:57 mins)
Login to access podtutor audio 2 Exchange of Heat and Water (0:59 mins)
Login to access podtutor audio 3 Gas Exchange in Large Organisms (1:20 mins)
Login to access podtutor audio 4 Gas Exchange in Fish (2:43 mins)
Login to access podtutor audio 5 Fish Ventilation (1:15 mins)

  3 Gas Exchange in Mammals

Login to access podtutor audio 1 Exchange in mammals (1:53 mins)
Login to access podtutor audio 2 Ventilation in mammals (1:55 mins)
Login to access podtutor audio 3 Lung Volumes (2:14 mins)

  4 The control of ventilation

Login to access podtutor audio 1 The Control of Ventilation (2:10 mins)

  5 Circulation

Login to access podtutor audio 1 The Double Circulatory System (2:11 mins)
Login to access podtutor audio 2 The Heart (3:03 mins)
Login to access podtutor audio 3 The Cardiac Cycle (4:59 mins)
Login to access podtutor audio 4 Control of Heart Rate (4:12 mins)
Login to access podtutor audio 5 Blood Vessels (2:05 mins)

  6 The transport of substances in blood

Login to access podtutor audio 1 Substances transported by the blood (3:08 mins)
Login to access podtutor audio 2 Transport of Oxygen (3:57 mins)

  7 Energy and exercise

Login to access podtutor audio 1 Energy and Exercise (3:58 mins)

  8 Transport in plants

Login to access podtutor audio 1 Transport in Plants (3:11 mins)
Login to access podtutor audio 2 Xlyem and Phloem Structure (1:49 mins)
Login to access podtutor audio 3 Water and Mineral Ion Transport (4:26 mins)
Login to access podtutor audio 4 Transport of Sugars (3:06 mins)
 
 

  Unit 3 Organisms and environments

 

  1 Introduction to Ecology

Login to access podtutor audio 1 Introduction to Ecology (1:59 mins)

  2 Ecological techniques

Login to access podtutor audio 1 Ecological Techniques (1:22 mins)
Login to access podtutor audio 2 Random Samples (1:08 mins)
Login to access podtutor audio 3 Systematic Samples (0:43 mins)
Login to access podtutor audio 4 Measuring within Quadrats (0:57 mins)

  3 Nutrient Cycles

Login to access podtutor audio 1 Nutrient Cycles (1:04 mins)
Login to access podtutor audio 2 Carbon Cycle (0:28 mins)
Login to access podtutor audio 3 Nitrogen Cycle (0:40 mins)
 
 

  Unit 4 Genes and genetics

 

  1 Nucleic acids

Login to access podtutor audio 1 Nucleotides (2:24 mins)
Login to access podtutor audio 2 Deoxyribonucleic Acid (1:26 mins)
Login to access podtutor audio 3 Ribonucleic Acid (1:48 mins)
Login to access podtutor audio 4 DNA Replication (2:57 mins)

  2 The genetic code and protein synthesis

Login to access podtutor audio 1 The Genetic Code (3:36 mins)
Login to access podtutor audio 2 Protein Synthesis (6:57 mins)

  3 From one generation to the next

Login to access podtutor audio 1 Life Cycles (2:38 mins)

  4 Inheritance

Login to access podtutor audio 1 Inheritance (1:52 mins)
Login to access podtutor audio 2 Monohybrid Inheritance (3:44 mins)
Login to access podtutor audio 3 Codominance (0:30 mins)
Login to access podtutor audio 4 Sex Linkage (0:55 mins)
Login to access podtutor audio 5 Multiple Alleles (1:51 mins)
Login to access podtutor audio 6 Dihybrid Inheritance (1:44 mins)
Login to access podtutor audio 7 Epistasis (0:53 mins)

  5 Selection

Login to access podtutor audio 1 Selection Introduction (1:20 mins)
Login to access podtutor audio 2 Natural Selection (2:23 mins)
Login to access podtutor audio 3 Speciation (1:48 mins)

  6 The cell cycle

Login to access podtutor audio 1 The Cell Cycle (1:48 mins)
Login to access podtutor audio 2 Mitosis (3:24 mins)
Login to access podtutor audio 3 Meiosis (5:22 mins)

  7 Genetic engineering

Login to access podtutor audio 1 Gene Transfer (2:52 mins)
Login to access podtutor audio 2 Genetic Techniques (1:15 mins)
Login to access podtutor audio 3 Cystic Fibrosis (2:14 mins)
Login to access podtutor audio 4 Transgenic Animals (0:49 mins)
 
 



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