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Biological Molecules

What elements do carbohydrates have? C, H and O
what elements do proteins have? C, H, O, N and S
what elements do Nucleic acids have? C, H, O, N and P
what are the properties of water? Liquid, density, solvent, cohesion and surface tension, high specific heat capacity, high latent heat of vaporisation and reactant
a glucose + a glucose? maltose
a glucose + fructose? sucrose
b galactose + a glucose? lactose
b glucose + b glucose? cellobiose
what disaccharides are reducing sugars? maltose and lactose
what disaccharides are non reducing sugars? sucrose
Amylose structure? a glucose molecules, 1,4 glycosidic bonds, spiral shape, less soluble due to hydroxyl groups on inside
Amylopectin structure? a glucose molecules, 1,4 and 1,6 glycosidic bonds, bracnched spiral
glycogen structure? 1,4 and 1,6 glycosidic bonds, less tendency to coil, compact and easily hydrolysed
Cellulose structure? b glucose molecules, alternating chain, no spirals due to hydrogen bonding, microibril to macrofibril, high tensile strength and difficult to digest.
structure of amino acid NH2CH(R)COOH
properties and functions of collagen in artery walls, tendons, bones, cartilage and connective tissues
properties and functions of keratin nails, claws, hoofs, hair, fur etc.
properties and function of elastin skin, lungs, blood vessels.
properties and function of haemoglobin globular, conjugated protein, carries O2 and CO2
Created by: katieappleton
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