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CARBOHYDRATES, STEFFAN, GLENNIS C. BESC 3A CARBOHYDRATES CONCEPT…
CARBOHYDRATES
Simple carbohydrates: Monosaccharides
Glucose
"blood sugar" -- found in fruits and vegetables
Fructose
"fruit sugar" -- derived from fruits and honey
Galactose
found in dairy products, fruits, and vegetables
one sugar molecule
monosaccharides joined by glycosidic bond
to form: Disaccharides
Sucrose
Glucose + Fructose
"table sugar" -- derived from plants
Maltose
Glucose + Glucose
"malt sugar" -- obtained from starchy foods
Lactose
Glucose + Galactose
"milk sugar" -- principal carbohydrate in milk
two sugar molecules
Complex carbohydrates: Polysaccharides
Starch
Straight chain: Amylose
Branched: Amylopectin
Fibers
Soluble: Pectins
Insoluble: Cellulose
found in cell walls of plant cells
Glycogen
Stored in muscle and liver
Ten or more sugar molecules
Oligosaccharides
3-10 sugar molecules
formed through glycosidic linkage
Classification based on Sugar Units
Trisaccharides-3 sugar units
Raffinose
Tetrasaccharides-4 sugar units
Sesamose
Pentasaccharides-5 sugar units
Verbascose
STEFFAN, GLENNIS C. BESC 3A
CARBOHYDRATES
CONCEPT MAP