Protein structure A protein may consist of a single polypeptide or more than one polypeptide linked together Some proteins exist as a single polypeptide chain (of amino acids) Other proteins are ma...
Amino Acids & Polypeptides Proteins Proteins are polymers (and macromolecules) made of monomers called amino acids The sequence, type and number of the amino acids within a protein determines i...
Body Mass Index Calculations Body Mass Index (BMI) is a rough and ready measure of a person’s mass in relation to their height The calculation of BMI is as follows A BMI below 18.5 is considered un...
Molecular Visualisation: Carbohydrates Online learning tools exist that can provide visualisations of large biomolecules Mouse functions can zoom and rotate molecules Many of these make use of JMol...
Long Term Storage Lipids are excellent storage compounds Lipid macromolecules, like carbohydrates, contain carbon, hydrogen and oxygen atoms However, unlike carbohydrates, lipids contain a low prop...
Fatty Acids: Types Triglycerides are a form of lipid, made up of one molecule of glycerol with three fatty acids attached to it These fatty acids have long hydrocarbon ‘tails’ Fatty acids occur in ...
Formation of Sugars Monosaccharides can join together via condensation reactions to form disaccharides A condensation reaction is one in which two molecules join together via the formation of a new...
Properties of Water NOS: Use theories to explain natural phenomena; the theory that hydrogen bonds form between water molecules explains the properties of water When scientists observe natural phen...
Hydrogen Bonds Hydrogen bonding plays an important role between many biological molecules Some key functions include: Dissolving of solutes in water The cohesion and adhesion of water molecules The...
