Exam (elaborations)
Biochem Portage Learning CHEM 210 Biochem Module 4 Exam (1).
- Course
- Institution
Biochem Portage Learning CHEM 210 Biochem Module 4 Exam (1).
[Show more]
Seller
Follow
lydiaomutho
Content preview
Biochem Module 4 Examwhich of the following monosaccharides is not an aldose?
a. erythrose
b. dihydroxyacetone
c. glucose
d. glyceraldehyde
e. ribose - CORRECT ANSWER-b. dihydroxyacetone
when two monosaccharides are epimers:
a. they differ only in the configuration about the penultimate carbon
b. one is an aldose, the other a ketose
c. they differ only in the configuration about one carbon atom
d. they form o-glycosidic bonds
e. they are oligosaccharides - CORRECT ANSWER-c. they differ only in the
configuration about one carbon atom
which pair is anomeric?
a. D-glucose and D-fructose
b. D-glucose and L-fructose
c. D-glucose and L-glucose
d. alpha-D-glucose and beta-D-fructose
e. alpha-D-glucose and beta-D-glucose - CORRECT ANSWER-e. alpha-D-glucose
and beta-D-glucose
lactose is made from linking galactose and glucose. when this happens:
a. a polysaccharide is formed
b. gas is eliminated
c. an epimer is formed
d. an anomeric carbon is formed on carbon-1
e. lactose forms by a condensation reaction - CORRECT ANSWER-e. lactose forms
by a condensation reaction
lactose is made from linking galactose and glucose. when this happens:
a. gas is eliminated
b. an anomeric carbon is formed on carbon-1
c. water is released
d. an epimer is formed
e. an aldose is formed - CORRECT ANSWER-c. water is released
, chitin and cellulose are both polymers of:
a. alpha-D-glucose
b. galactose
c. beta-D-glucose
d. idose
e. maltose - CORRECT ANSWER-c. beta-D-glucose
*starch, glycogen, amylose, and amylopectin = alpha-D-glucose
amylose and amylopectin are both polymers of:
a. alpha-D-glucose
b. beta-D-glucose
c. galactose
d. idose
e. maltose - CORRECT ANSWER-a. alpha-D-glucose
*cellulose and chitin = beta-D-glucose
*starch, glycogen, amylose, and amylopectin = alpha-D-glucose
which statement about starch and glycogen is false?
a. amylose is unbranched; amylopectin and glycogen contain many branches
b. both are heteropolymers of glucose
c. both have many -OH groups in their structures
d. both starch and glycogen are energy storage polysaccharides
e. glycogen is more extensively branched than starch - CORRECT ANSWER-b. both
are heteropolymers of glucose
which statement about starch and glycogen is false?
a. both have beta-D-glucose monomers
b. both starch and glycogen are energy storage polysaccharides
c. both are homopolymers of glucose
d. glycogen is more extensively branched that starch
e. both have O-glycosidic linkages - CORRECT ANSWER-a. both have
beta-D-glucose monomers
*starch and glycogen have alpha-D-glucose monomers
which monosaccharide is not a 6-carbon monosaccharide?
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller lydiaomutho. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
73091 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now