Disaccharides & Polysaccharides (AQA A-Level Biology): Flashcards
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Disaccharides definition
Disaccharides definition
Carbohydrates formed when two monosaccharides combine
Monosaccharides in maltose
Monosaccharides in maltose
Glucose + glucose
Monosaccharides in sucrose
Monosaccharides in sucrose
Glucose + fructose
Monosaccharides in lactose
Monosaccharides in lactose
Glucose + galactose
Condensation reaction in carbohydrates
Condensation reaction in carbohydrates
Monosaccharides join, water removed, glycosidic bond forms
Hydrolysis of disaccharides
Hydrolysis of disaccharides
Water added, breaks glycosidic bond, releases monosaccharides
Non-reducing sugars characteristic
Non-reducing sugars characteristic
Do not react with Benedict's reagent when heated
Polysaccharides definition
Polysaccharides definition
Large polymers of many monosaccharides joined by glycosidic bonds
Polysaccharides solubility
Polysaccharides solubility
Insoluble in water
Positive iodine test for starch
Positive iodine test for starch
Blue-black coloration