Monosaccharides and Disaccharides Flashcards
(4 cards)
1
Q
What is the difference between alpha and beta glucose?
A
In alpha glucose, the -OH group on carbon 1 is below the ring, while in beta glucose, it is above.
2
Q
What is the monomer and bond in maltose?
A
Two alpha glucose molecules linked by a 1,4-glycosidic bond.
3
Q
What is the monomer and bond in sucrose?
A
Alpha glucose and beta fructose linked by a 1,2-glycosidic bond.
4
Q
How do you test for reducing sugars?
A
Heat the sample with Benedict’s reagent. A brick-red precipitate indicates reducing sugars.
