CHEM 210 EXAM 5 2026 ELECTROCHEMISTRY REDOX REACTIONS GALVANIC CELLS NERNST EQUATION APPLICATION

CHEM 210 EXAM 5 2026
ELECTROCHEMISTRY REDOX REACTIONS
GALVANIC CELLS NERNST EQUATION
APPLICATION

◉ which statement best describes a general feature of membranes?
A. the membrane breaks easily
B. individual lipid molecules stay in one place
C. the polar heads face inward
D. the interior of the lipid bilayer is very polar
E. the membrane is fluid
Answer: E. the membrane is fluid


◉ which of the following are derived from or made from fatty acids?
A. sphingolipids
B. triacylglycerols
C. cholesterol
D. both A and B
E. both A and C
Answer: D. both A and B

, ◉ ______ are a class of membrane proteins that are loosely associated
with the membrane bilayer
A. transmembrane protein
B.; integral protein
C. channel protein
D. transport protein
E. peripheral protein
Answer: E. peripheral protein


◉ ______ is/are NOT made from isoprene units
A. cholesterol
B. carotenoid molecules
C. fatty acids
D. both A and C
E. all of the above
Answer: C. fatty acids


◉ ______ are found in high concentrations in the membranes of the
myelin sheath
A. fatty acids
B. cholesterol
C. triacylglycerols