Biological Molecules
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18 Terms
Condensation polymerisation
Join monomers, water is lost
Hydrolysis
Breaking down of polymers through the addition of water.
Carbohydrates
Organic compounds made up of C, H and O. They have a 1: 1 ratio of C and O atoms
Monosaccharides general formula
(CH2O)n
5 monosaccharides
Glucose, galactose, fructose, ribose, deoxyribose. NOT SUCROSE
2 types of glucose
Alpha and beta
Draw Alpha l-4
Draw beta glucose
Benedict's Reagent test
What is produced in Benedict’s solution if reducing sugars are present?
INSOLUBLE brick red precipitate of COPPER (I) oxide
What three factors affect the properties of a polysaccharide?
Length
Extent of any branching
Folding? Coiled or straight?
What causes polysaccharides to fold?
Intermolecular forces
what polymers make up starch?
Amylopectin (80%) Amylose (20%)
Differences between amylose and amylopectin
Structure of glycogen
Cellulose structure
How would you cut through cellulose?
