Youtor
The Whole of AQA ALevel Biology Biological Molecules Revision
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=QcdBiD2Icbs
Music; Something Elated by Broke For Free. From the Free Music Archive, CC BY • Images from; Classroom Core (TpT), Hidesy Clipart (TpT), The Cher Room (TpT), The Triple Point (TpT), Ninja Woman (TpT), The Painted Crew (TpT) Teacher's Clipart (TpT) Shutterstock • 00:00 Start • 01:27 Bonding in biological molecules • 02:54 Monomers and Polymers • 03:57 Hydrolysis and condensation reactions • 05:51 Monosaccharides • 06:42 α-glucose and β–glucose detailed (linked to α-glucose and β–glucose detailed in 3d) • 07:43 α-glucose and β–glucose detailed in 3d • 09:16 α-glucose and β–glucose Simple • 09:36 Galactose and fructose • 10:19 Disaccharides • 11:11 Polysaccharides definition • 11:31 α-glucose and starch • 12:12 α-glucose and glycogen • 12:52 β–glucose and cellulose • 13:31 Tests for reducing sugars and non-reducing sugars • 15:14 Tests for starch • 15:29 Lipids • 16:30 Testing for lipids • 16:50 Triglycerides • 17:54 Phospholipids • 19:20 Amino acids • 20:34 Dipeptides (linked to peptide bonds) • 21:34 Peptide bonds • 21:49 The role of proteins • 22:48 Buiret test for proteins • 23:21 Protein structure – overview • 24:12 Protein structure - primary structure • 24:26 Protein structure - secondary structure - alpha helix • 25:28 Protein structure - secondary structure - Beta pleated sheet • 25:47 Protein structure - tertiary structure • 26:46 Protein structure -quaternary structure • 27:12 Enzyme action (inc reaction profile) • 28:39 Enzymes - Lock and Key Mechanism • 29:05 Enzymes - Induced Fit Mechanism • 29:41 Required Practical 1 - Investigation into the effect of a named variable on the rate of an enzyme-controlled reaction • 31:17 Enzymes Rates – graphs • 32:43 Enzymes Rates – temperature • 34:57 Enzymes Rates – pH • 37:08 Enzymes Rates – Concentration • 38:55 Enzyme inhibition • 40:45 Nucleotides • 42:20 RNA • 43:25 DNA replication • 44:54 Adenosine triphosphate – ATP • 46:40 Water • 48:10 Inorganic ions
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