Carbohydrate Structure And Function

Question 1

What is a Pyranose

Answer 1

A 6 membered ring aldehyde

Question 2

What is a furanose

Answer 2

A 5 member ring ketone

Question 3

What is the empirical formula for Carbohydrates

Answer 3

CH2O

Question 4

Which Enantiomer of glucose cannot be metabolized by the body

Answer 4

L-glucose

Question 5

Which form of glucose is used as sweeteners for diabetics and why

Answer 5

L form, because it cannot be metabolized by the body but it still tastes like you glucose

Question 6

What are the configurations of the alpha and beta anomers of sugars in both linear and Haworth

Answer 6

Alpha forms - right in linear , down in the Haworth

Beta forms - left in linear down in Haworth

Question 7

What condition do many sugars form rings

Answer 7

Aqueous solutions

Question 8

What are the subsets of polysaccharides

Answer 8

Homo-polysaccharides
Hetero-polysaccharides

Question 9

What are the two sub groups of Heteropolysaccharides

Answer 9

Two monomer types unbranched
Multiple monomer types branched

Question 10

What is the difference between glucose and galactose

Answer 10

The hydroxy group on the 4th carbon differ
Right - Glucose
Left for Galactose

Question 11

What is dextrose

Answer 11

A type of simple sugar chemically identical to glucose, made from corn