Carbohydrates

Simple Carbohydrates

Single sugars•Glucose

•Fructose

Simple Carbohydrates

Glucose is used in Respiration to give you energy

Simple Carbohydrates

Double sugars (disaccharides)•Maltose (2 glucose units)

Simple Carbohydrates

Double sugars (disaccharides)•Sucrose (glucose + fructose)

Simple Carbohydrates•Sucrose is every day sugar

Simple Carbohydrates•Sucrose comes from sugarcane or sugar beets

Simple Carbohydrates

•Sucrose production process

Simple CarbohydratesThe effect of too much sugar:• Obesity• Hyperactivity• Diabetes• And …

Complex CarbohydratesStarch is found in:•Rice•Bread•Pasta•Potatoes•Corn

Complex CarbohydratesStarch is probably the most eaten molecule in the world

Complex CarbohydratesStarch is a chain of several Glucose molecules

Complex CarbohydratesGlucose is the building block for starch, cellulose and glycogen

Test for CarbohydratesGlucose, Fructose and other small sugars are tested with Benedict’s solution.

Test for CarbohydratesBenedict’s solution Change from blue to red or yellow when Glucose or Fructose is present.

Test for CarbohydratesStarch is tested with Iodine

Change from brown to purple/black when starch is present.

Thank you