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Biochemistry

Study Pack

Set 9 Carbohydrates Sugarssaccharidesglycans

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Question 1

(Multiple Choice)

Free
The reaction of a cyclic monosaccharide with an alcohol converts a(n)_________ into a(n)________.

A)acetal;hemiacetal
B)hemiacetal;acetal
C)acetal;ether
D)hemiacetal;ether
E)alcohol;ether

Answer

Question 2

(Multiple Choice)

Free
Which of the following would be an anomer of α\alpha -D-galactopyranose?

A) Which of the following would be an anomer of  <span class=α\alpha -D-galactopyranose? A) B) C) D) E)None of the above" class="answers-bank-image d-block" loading="lazy" >
B) Which of the following would be an anomer of  <span class=α\alpha -D-galactopyranose? A) B) C) D) E)None of the above" class="answers-bank-image d-block" loading="lazy" >
C) Which of the following would be an anomer of  <span class=α\alpha -D-galactopyranose? A) B) C) D) E)None of the above" class="answers-bank-image d-block" loading="lazy" >
D) Which of the following would be an anomer of  <span class=α\alpha -D-galactopyranose? A) B) C) D) E)None of the above" class="answers-bank-image d-block" loading="lazy" >
E)None of the above

Answer

Question 3

(Multiple Choice)

Free
Which of the following correctly identifies key elements present on the exterior of Gram-negative (GN)and Gram-positive (GP)bacteria?

A)GN: single lipid bilayer;GP: two lipid bilayers
B)GN: single peptidoglycan layer;GP: multiple peptidoglycan layers
C)GN: extensively crosslinked peptidoglycans;GP: uncrosslinked peptidoglycan
D)GN: contains both N-acetylmuramic acid and N-acetylglucosamine;GP: contains only N-acetylmuramic acid
E)none of the above

Answer