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AS BIO Carbohydrates
| Question | Answer |
|---|---|
| Elements found in carbohydrates | C, H, O |
| Ratio of Hydrogen to oxygen in carbohydrates | 2 : 1 |
| Monomers of carbohydrates | monosaccharides |
| Many monomers make a .... | polymer |
| Two monosaccharides join to form a... | disaccharide |
| three or more monosaccharides join to form a .. | polysaccharide |
| the bond between two carbohydrate monomers is a | Glycosidic bond |
| three monosaccharides | glucose, fructose, galactose |
| The monomers of sucrose are | glucose and fructose |
| The monomers of maltose are | 2 glucose molecules |
| the monomers of lactose are | glucose + galactose |
| The reaction that joins together two monosaccharides is | condensation |
| the reaction that separates carbohydrate monomers is | hydrolysis |
| the type of glycosidic bonding that causes straight chains is | 1, 4 bonding |
| the bonding that causes side branches is.... | 1, 6 carbon bonding. |
| starch is made of two types of molecule: | Amylose and amylopectin |
| WHich has side branches, amylose or amylopectin? | amylopectin |
| Where does glycogen occur? | In animal muscles and liver, also bacteria and fungi |
| Name three polysaccharides | Glycogen, chitin, starch, cellulose |
| Where is cellulose found? | In plant cell walls |
| Which of the carbohydrates are insoluble in water? | Polysaccharides |
| Which of the carbohydrates have an osmotic effect>? | Monosaccharides and disaccharides |
| What is dietary fibre? | Cellulose! We cannot digest it. |