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AP Bio Midterm

19 Questions  I  By Lizpaschal
Biology Quizzes & Trivia

  
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Question Excerpt

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1.  Which of the following statements regarding events in the functioning of photosystem II is false?
A.
B.
C.
D.
E.
2.  Which term most precisely describes the cellular process of breaking down large molecules into smaller ones?
A.
B.
C.
D.
E.
3.  The direct energy source that drives ATP synthesis during respiratory oxidative phosphorylation is:
A.
B.
C.
D.
E.
4.  Which of the following is most likely to have a small protein called ubiquitin attached to it?
A.
B.
C.
D.
E.
5.  Yeast cells are frequently used as hosts for cloning because
A.
B.
C.
D.
E.
6.  Assume a thylakoid is somehow punctured so that the interior of the thylakoid is no longer separated from the stroma. This damage will have the most direct effect on which of the following processes?
A.
B.
C.
D.
E.
7.  Increasing the substrate concentration in an enzymatic reaction could overcome which of the following?
A.
B.
C.
D.
E.
8.  What is proton-motive force?
A.
B.
C.
D.
E.
9.  Transcription factors in eukaryotes usually have DNA binding domains as well as other domains also specific for binding. In general, which of the following would you expect many of them to be able to bind?
A.
B.
C.
D.
E.
10.  Which enzyme is used to make complementary DNA (cDNA) from RNA?
A.
B.
C.
D.
E.
11.  Engelmann illuminated a filament of algae with light that passed through a prism, thus exposing different segments of algae to different wavelengths of light. He added aerobic bacteria and then noted in which areas the bacteria congregated. He noted that the largest groups were found in the areas illuminated by the red and blue light.What did he conclude about the congregation of bacteria in the red and blue areas?
A.
B.
C.
D.
E.
12.  The mechanism in which the end product of a metabolic pathway inhibits an earlier step in the pathway is known as:
A.
B.
C.
D.
E.
13.  Which of the folllowing intermediary metabolites enters the citric acid cycle and is formed, in part, by the removal of a carbon (CO2) from one molecule of pyruvate?
A.
B.
C.
D.
E.
14.  At the beginning of this century there was a general announcements regarding the sequencing of the human genome and the genomes of many other multicellular eukaryotes. There was surprise expressed by many that the number of protein-coding sequences is much smaller than they had expected, Which of the following accounts for most of the rest?
A.
B.
C.
D.
E.
15.  Which enzyme is used to produce RFLPs?
A.
B.
C.
D.
E.
16.  If you ran the same experiment without passing light through a prism, what would you predict?
A.
B.
C.
D.
E.
17.  Which of the following is true for all exergonic reactions?
A.
B.
C.
D.
E.
18.  A molecule that is phosphorylated:
A.
B.
C.
D.
E.
19.  One of the hopes for use of recent knowledge gained about non-coding RNAs lies with the possibilities for their use in medicine. Of the following scenarios for future research, which would you expect to gain most from RNAs?
A.
B.
C.
D.
E.
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