Microbiology Exam 1

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1.  Semmelweis showed that the transmission of disease could be interrupted by
A.
B.
C.
D.
2.  All of the following characteristics apply to the prokaryotes except
A.
B.
C.
D.
3.  Microbiology failed to rapidly develop after Leeuwenhoek's time because
A.
B.
C.
D.
4.  Pasteurs study of fermantation was critical to the development of microbiology because
A.
B.
C.
D.
5.  Koch's postulates provided guidelines for
A.
B.
C.
D.
6.  The classical Golden Age of microbiology came to an end partly due to the
A.
B.
C.
D.
7.  Which one of the following groups is not resolved with the light microscope
A.
B.
C.
D.
8.  All of the following characteristics of prokaryotes except
A.
B.
C.
D.
9.  Prokaryotes and eukaryotes differ primarily with regard to the absence or presence of a cell
A.
B.
C.
D.
10.  Which one of the following sequences exhibits increasing size
A.
B.
C.
D.
11.  The gram stain technique is valuable in distinguishing
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B.
C.
D.
12.  Unicellular photosynthetic microbes that are eukaryotic are members of the
A.
B.
C.
D.
13.  In the log phased of growth
A.
B.
C.
D.
14.  All the following are functions of the bacterial cell membrane except
A.
B.
C.
D.
15.  Psychrophiles and thermophiles differ with respect to their
A.
B.
C.
D.
16.  An organism having pili has the advantage over one that alcks pili because
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B.
C.
D.
17.  Facultative bacteria are those that
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B.
C.
D.
18.  ATP releases its energy by
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B.
C.
D.
19.  In order for oxidative phosphorylation to take place, the environment must contain a certain amound of
A.
B.
C.
D.
20.  The krebs cycle accounts for all the following except
A.
B.
C.
D.
21.  The peptidoglycan of a bacterium
A.
B.
C.
D.
22.  Monotrichous and pritrichous bacteria differ in
A.
B.
C.
D.
23.  Enzymes play an important role in biological chemistry because they
A.
B.
C.
D.
24.  Two important coenzymes that function inoxidative phosphorylation are
A.
B.
C.
D.
25.  Electrons for oxidative phosphorylation can originate from
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B.
C.
D.
26.  All of the following characteristics apply to enzymes except
A.
B.
C.
D.
27.  The catabolic process in which glucose is converted into pyruvate is called
A.
B.
C.
D.
28.  UV light may induce a mutation by
A.
B.
C.
D.
29.  The base sequence of a messenger RNA molecule that is complementary to the sequence CGTTAGA would be expressed as
A.
B.
C.
D.
30.  The major activity of transcription is to
A.
B.
C.
D.
31.  All the following apply to the process of protein synthesis except
A.
B.
C.
D.
32.  All the following function in the process of protein synthesis except
A.
B.
C.
D.
33.  The mRNA that codes for a particular protein will have ___ nucleotides for each amino acid in the protein
A.
B.
C.
34.  In the operon, genes that code for enzymes are called
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B.
C.
D.
35.  The chromosome of Escherichia coli
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B.
C.
D.
36.  The genome of a bacterium consists of
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B.
C.
D.
37.  Restriction enzymes are notable for their ability to
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B.
C.
D.
38.  Generalized transduction is carried out by
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B.
C.
D.
39.  Through the techniques of genetic engineering, you have produced a plasmid that contains a gene for human insulin. Such a plasmid is called a(n)
A.
B.
C.
D.
40.  In the prodromal phase, symptoms
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B.
C.
D.
41.  Which one of the following does not apply to endotoxins
A.
B.
C.
D.
42.  A normal flora may be found in all the following enviornments except
A.
B.
C.
D.
43.  Hyaluronidase is a bacterial enzyme that
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B.
C.
D.
44.  The cell that matures in the thymus gland
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B.
C.
D.
45.  Which one of the following is not an effect of complement activation
A.
B.
C.
D.
46.  A non-specific resistance factor effective against viral infection is
A.
B.
C.
D.
47.  Natural Killer (NK) cells can be describe by all of the following except
A.
B.
C.
D.
48.  The link between macrophages and neutrophils is that both cells
A.
B.
C.
D.
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