BSCI330 Final Exam Practice Questions
and Answers
Which of the following would allow you to visualize the internal structure of a mitochondrion with the
highest level of resolution?
A: Visible light microscopy
B: Confocal fluorescence microscopy
C: Transmission electron microscopy
D: Scannin...
D: Proteolytic trimming - ANSWER✔✔-C: Ubiquitylation of lysines
Which of the following could allow an otherwise non-spontaneous reaction to take place in a cell?
A: Decreasing reactant concentration
B: Increasing product concentration
C: Coupling the reaction to the hydrolysis of ATP
D: Having an enzyme catalyze the reaction - ANSWER✔✔-C: Coupling the reaction to the hydrolysis of
ATP
Many gene regulatory proteins or transcription factors act as dimers. Which of the following is NOT a
direct result of this?
A: Sequence recognition can occur on two adjacent major grooves.
B: The recognized sequences are typically palindromes.
C: Transcription factors can be regulated by cellular localization.
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