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23 terms

Carbohydrates 2

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anomeric
A carbon that contains a double bond is known as an _________ carbon
aldohexose, ketohexose
aldehyde + 6 carbon ring? ketone + 6 carbon ring?
aldopentose, ketopentose
aldehyde + 5 carbon ring? ketone + 5 carbon ring?
pyranose
A ring consisting of 5 carbons is called a ______ ring.
furanose
A ring consisting of 4 carbons is called a ______ ring.
up, down
If the sugar is D, the last carbon points ______, if the sugar is L, the last carbon points ______
reducing
If a carb can mutarotate, it is called a ________ sugar.
dehydration/condensation
What type of reaction occurs during disaccharide formation?
beta
_______ bonds are much harder to digest!
anomeric
Sucrose does not have a reducing end because both ______ carbons are in a glycosidic bond.
glycosidic
Disaccharides are formed by _______ linkage
both
Is fiber homoglycan, heteroglycan, or both?
starch
Storage form of carbs in plants...
homoglycan
Is starch homoglycan, heteroglycan, or both?
starch
Can be digested to glucose very fast and has a significant impact on blood glucose...
glycogen has more branches
What is the main difference between starch and glycogen?
starch, glycogen, soluble fiber, insoluble fiber
Polysaccharides are made up of....
homoglycan
Is glycogen homoglycan, heteroglycan, or both?
20, 80
Starch is made up of ___% amylose and ___% amylopectin.
amylose, amylopectin
Starch is made up of....
alpha 1-4
Amylose forms linear __________ bonds
alpha 1-4 and alpha 1-6
Amylopectin forms ___________ bonds
24-30
Amylopectin forms branch points at every ______ glucose.