MCB 150 EXAM PREP TEST BANK VERIFIED
QUESTIONS AND CORRECT ANSWERS
●● 2. The physical consequence of a series of β-1,4 glycosidic linkages
connecting unmodified glucose molecules is:
A. a gradual curve to the resulting molecule.
B. a high potential for hydrogen bonding with similar molecules.
C. a 180o rotation between monomers at each linkage.
D. (B) and (C)
E. (A), (B), and (C)
Answer: D
●● 3. Which one of the following disorders is not characterized by the
inability of a protein to fold properly?
A. Cystic fibrosis
B. Parkinson's disease
C. Sickle-cell anemia
D. Bovine spongiform encephalopathy
E. All of the above disorders are characterized by the inability of a
protein to fold properly
,Answer: E
●● 4. in which of the molecules listed below does the structure shown
not play an important role?
A. Sphingomyelin
B. Glyceraldehyde
C. A triglyceride
D. Phosphatidyl choline
E. The structure shown above plays an important role in all of the above
molecules.
*SEE PRACTICE EXAM**
Answer: A
●● True or False: A key feature of living systems is that they are open
systems that function far from equilibrium.
A. True
B. False
Answer: A
●● Macromolecules linked via glycosidic linkages are most likely to
carry out which of the following cellular functions?
, A. Cell identification and recognition
B. Information storage
C. Catalysis
D. Movement
Answer: A
●● 7. The side chain of Amino Acid X is hydrophobic, while at
physiological pH the side chain of Amino Acid Y carries a net negative
charge. Using the table of amino acid side chains provided in this exam
packet if necessary, determine how many possible products there are for
this reaction.
A. 20
B. 30
C. 50
D. 100
E. 400
Answer: A
●● Which one of the following structures would normally be found in a
molecule of nucleic acid?
** see practice exam
Answer: D
QUESTIONS AND CORRECT ANSWERS
●● 2. The physical consequence of a series of β-1,4 glycosidic linkages
connecting unmodified glucose molecules is:
A. a gradual curve to the resulting molecule.
B. a high potential for hydrogen bonding with similar molecules.
C. a 180o rotation between monomers at each linkage.
D. (B) and (C)
E. (A), (B), and (C)
Answer: D
●● 3. Which one of the following disorders is not characterized by the
inability of a protein to fold properly?
A. Cystic fibrosis
B. Parkinson's disease
C. Sickle-cell anemia
D. Bovine spongiform encephalopathy
E. All of the above disorders are characterized by the inability of a
protein to fold properly
,Answer: E
●● 4. in which of the molecules listed below does the structure shown
not play an important role?
A. Sphingomyelin
B. Glyceraldehyde
C. A triglyceride
D. Phosphatidyl choline
E. The structure shown above plays an important role in all of the above
molecules.
*SEE PRACTICE EXAM**
Answer: A
●● True or False: A key feature of living systems is that they are open
systems that function far from equilibrium.
A. True
B. False
Answer: A
●● Macromolecules linked via glycosidic linkages are most likely to
carry out which of the following cellular functions?
, A. Cell identification and recognition
B. Information storage
C. Catalysis
D. Movement
Answer: A
●● 7. The side chain of Amino Acid X is hydrophobic, while at
physiological pH the side chain of Amino Acid Y carries a net negative
charge. Using the table of amino acid side chains provided in this exam
packet if necessary, determine how many possible products there are for
this reaction.
A. 20
B. 30
C. 50
D. 100
E. 400
Answer: A
●● Which one of the following structures would normally be found in a
molecule of nucleic acid?
** see practice exam
Answer: D
