2. Sugars Flashcards
Give 3 examples of a monosaccharide.
Glucose.
Fructose.
Galactose.
Give an example of a disaccharide.
Maltose.
What is a monosaccharide?
Monomer of carbohydrates.
Composed of hydrogen, carbon and oxygen atoms.
Cannot be broken down as they’re already in their simplest form/
What is a disaccharide?
Its the sugar formed when 2 monosaccharides join by a glycosidic bond.
What is the name of the bond fromed during a condensation reaction between 2 monosaccharides?
A glycosidic bond.
What molecule is released during a condensation reaction?
Water molecule.
What happens during a condensation reaction?
Its a chemical reaction in which 2 molecules combine to form a larger molecule together with the loss of a small molecule.
What do 2 alpha glucose molecules from?
Maltose.
What is sucrose?
A disachharide.
Formed from a condensation reaction between a glucose molecule and a fructose molecule.
How is sucrose formed?
From a glucose and fructose molecule.
What is a lactose?
A disaccharide.
How is lactose formed?
From a glucose and galactose molecule.
Sugar is the general term for what?
Monosaccharide and disaccharide.
What elements do carbohydrates contain?
C.
H.
O.
What are the monomers that carbohydrates are from?
Monosaccharides.
eg glucose, fructose, galactose.
