BIOLOGICAL MOLECULES (Carbohydrates)
Carbohydrates (Classes, Physical and Chemical Properties, grouping)
The Carbohydrates
Fact!
(a) Classify Carbohydrates
(b) Grouping Carbohydrates
(c) Function
|
Disaccharides |
Polysaccharides |
|
Soluble in water |
Insoluble in water |
|
Taste sweet |
Do not taste sweet |
|
Can be crystallised |
Cannot be crystallised |
|
Has reducing properties except sucrose |
Has no reducing properties |
|
Made up of two monosaccharides |
Made up of many monosaccharides
|
|
Not branched |
Can be branched or unbranched |
|
Examples include maltose, lactose and sucrose. |
Examples include cellulose, starch and glycogen |
functions of cellulose.
·Forms cell wall and can prevent cells from rupturing when cells are turgid.
·Fully permeable to water and solutes to allow movement of substances in and out of cells.
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