2/8/24, 1:53 PM
Quiz #2: BCHM450: Medical Biochemistry (002)
1/6
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Quiz #2
Due Feb 8 at 12:25pm Points 20 Questions 10
Time Limit 15 Minutes
Instructions
Attempt History
Attempt Time Score
LATEST Attempt 1 8 minutes 12 out of 20
Correct answers are hidden.
Score for this quiz: 12 out of 20
Submitted Feb 8 at 12:20pm
This attempt took 8 minutes.
The quiz:
Contains a mix of 10 multiple-choice and true/false questions
Has a 15 minute time limit
Is worth 20 points
Is closed book/note unless otherwise instructed by the professor
Is to be completed in class unless otherwise instructed by the professor
2 / 2 pts
Question 1
All of the following lipases are important for digestion of dietary
triacylglycerols while in the digestive tract, EXCEPT
_____________________.
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2/8/24, 1:53 PM
Quiz #2: BCHM450: Medical Biochemistry (002)
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Lingual lipase
Lipoprotein lipase
Gastric lipase
Pancreatic lipase
2 / 2 pts
Question 2
Which of the following amino acids will bind with greater anity to
a carrier that facilitates absorption from the intestinal lumen?
Alanine
Isoleucine
They should bind with the same anity.
Neither of these are transported.
2 / 2 pts
Question 3
2/8/24, 1:53 PM
Quiz #2: BCHM450: Medical Biochemistry (002)
3/6
The transport of glucose across the apical membrane of the
enterocyte is facilitated by:
GLUT2
GLUT5
Micelles
SGLT1
2 / 2 pts
Question 4
Some dipeptidylaminopeptidases depend on Mg2+ for their
activity. Mg2+ serves as a(n):
enzyme
coenzyme
cofactor
competitive inhibitor
0 / 2 pts
Question 5
Incorrect
Incorrect
The following reaction is a(n) ___________ reaction: NAD + H --
> NADH
+ +
Oxidation
Reduction
2/8/24, 1:53 PM
Quiz #2: BCHM450: Medical Biochemistry (002)
4/6
0 / 2 pts
Question 6
Incorrect
Incorrect
Consider a Carboxy-endopeptidase that recognizes the amino acid
phenylalanine (Phe). If the following polypeptide were exposed to this
peptidase, predict the product.
Glu-Phe-Cys-Leu-His-ILe-Phe-Met-Gln
2 dipeptides, 1 pentapeptide
1 FAA, 1 pentapeptide, 1 tripeptide
1 dipeptide, 1 tetrapeptide, 1 tripeptide
1 FAA, 1 hexapeptide, 1 dipeptide
0 / 2 pts
Question 7
Incorrect
Incorrect
Generally speaking, which if the following classes of enzymes
move atoms from one position to another within a molecule?
Isomerases
Phosphorylases
Phosphatases
Kinases
2/8/24, 1:53 PM
Quiz #2: BCHM450: Medical Biochemistry (002)
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2 / 2 pts
Question 8
It is easier for a human digestive system to break down alpha 1-4
glycosidic bonds than beta 1-4 glycosidic bonds.
True
False
2 / 2 pts
Question 9
Which of the following pathways do NOT require oxygen either
directly or indirectly?
oxidative phosphorylation
TCA cycle
glycolysis
citric acid cycle
0 / 2 pts
Question 10
Incorrect
Incorrect
Carbohydrate digestion in the small intestine relies ONLY on
enzymes of pancreatic origin.
True
False
