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Knewton Units 11-13 test- with Questions with 100% Correct Answers
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Knewton Units 11-13 test- with Questions with 100% Correct Answers
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Knewton Units 11-13 test- withQuestions with 100% Correct Answers
How many carbons are present in the backbone of a triose? - Answer 3 carbons
A sugar with five carbons and a ketone functional group is called a __________. -
Answer Ketopentose
What is the ratio of carbon to hydrogen to oxygen in simple carbohydrate molecules?
- Answer 1:2:1
In monosaccharides, the number of carbons usually ranges from __________. - Answer
Three to seven
How are disaccharides formed? - Answer Disaccharides form when two
monosaccharides undergo a dehydration reaction to form a glycosidic bond.
Most __________ names end with the suffix -ose and are simple sugars. - Answer
Monosaccharide
Give the molecular formula of ketopentose, which is a simple sugar that is a ketose
(contains a ketone) and a pentose (contains five carbon atoms). - Answer C5H10O5
, How are Fischer projections arranged? - Answer Most oxidized carbon at the top
Which everyday object is chiral? - Answer Shoe
Explain the difference between a Haworth projection and a Fischer projection of a
monosaccharide. - Answer A Haworth projection shows the structure in ring form,
while a Fischer projection shows the structure as a linear chain.
Isomaltose is a disaccharide connected by an α-glycosidic linkage between __________
and __________ carbons. - Answer 1 and 6
The given structure represents trehalose.
Identify the correct interacting carbons between the two monomers. - Answer 1 and 1
Identify the glycosidic bond linkage present in β-Gentiobiose. - Answer β-1,6-
glycosidic linkage
What type of functional group is formed by the glycosidic link between
two monosaccharides? - Answer Ether group
Which of the following types of bonds connect the glucose monomers in starch?
Select the best choice.
α-1-4 glycosidic bonds
α-1-6 glycosidic bonds
both A and B
neither A nor B - Answer Both A and B
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