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Microbiology Exam 1

48 Questions  I  By Nadine317
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 enzymes except
A.
B.
C.
D.
3.  The classical Golden Age of microbiology came to an end partly due to the
A.
B.
C.
D.
4.  Which one of the following is not an effect of complement activation
A.
B.
C.
D.
5.  The cell that matures in the thymus gland
A.
B.
C.
D.
6.  Hyaluronidase is a bacterial enzyme that
A.
B.
C.
D.
7.  All the following apply to the process of protein synthesis except
A.
B.
C.
D.
8.  A non-specific resistance factor effective against viral infection is
A.
B.
C.
D.
9.  Koch's postulates provided guidelines for
A.
B.
C.
D.
10.  A normal flora may be found in all the following enviornments except
A.
B.
C.
D.
11.  Prokaryotes and eukaryotes differ primarily with regard to the absence or presence of a cell
A.
B.
C.
D.
12.  The krebs cycle accounts for all the following except
A.
B.
C.
D.
13.  Monotrichous and pritrichous bacteria differ in
A.
B.
C.
D.
14.  All the following are functions of the bacterial cell membrane except
A.
B.
C.
D.
15.  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.
16.  The link between macrophages and neutrophils is that both cells
A.
B.
C.
D.
17.  Natural Killer (NK) cells can be describe by all of the following except
A.
B.
C.
D.
18.  The peptidoglycan of a bacterium
A.
B.
C.
D.
19.  The chromosome of Escherichia coli
A.
B.
C.
D.
20.  All of the following characteristics of prokaryotes except
A.
B.
C.
D.
21.  UV light may induce a mutation by
A.
B.
C.
D.
22.  Generalized transduction is carried out by
A.
B.
C.
D.
23.  An organism having pili has the advantage over one that alcks pili because
A.
B.
C.
D.
24.  The catabolic process in which glucose is converted into pyruvate is called
A.
B.
C.
D.
25.  The gram stain technique is valuable in distinguishing
A.
B.
C.
D.
26.  All of the following characteristics apply to the prokaryotes except
A.
B.
C.
D.
27.  The major activity of transcription is to
A.
B.
C.
D.
28.  The base sequence of a messenger RNA molecule that is complementary to the sequence CGTTAGA would be expressed as
A.
B.
C.
D.
29.  Electrons for oxidative phosphorylation can originate from
A.
B.
C.
D.
30.  The mRNA that codes for a particular protein will have ___ nucleotides for each amino acid in the protein
A.
B.
C.
31.  Which one of the following sequences exhibits increasing size
A.
B.
C.
D.
32.  Two important coenzymes that function inoxidative phosphorylation are
A.
B.
C.
D.
33.  Psychrophiles and thermophiles differ with respect to their
A.
B.
C.
D.
34.  In the operon, genes that code for enzymes are called
A.
B.
C.
D.
35.  Restriction enzymes are notable for their ability to
A.
B.
C.
D.
36.  In the prodromal phase, symptoms
A.
B.
C.
D.
37.  Microbiology failed to rapidly develop after Leeuwenhoek's time because
A.
B.
C.
D.
38.  Facultative bacteria are those that
A.
B.
C.
D.
39.  In the log phased of growth
A.
B.
C.
D.
40.  All the following function in the process of protein synthesis except
A.
B.
C.
D.
41.  Enzymes play an important role in biological chemistry because they
A.
B.
C.
D.
42.  In order for oxidative phosphorylation to take place, the environment must contain a certain amound of
A.
B.
C.
D.
43.  Which one of the following does not apply to endotoxins
A.
B.
C.
D.
44.  Pasteurs study of fermantation was critical to the development of microbiology because
A.
B.
C.
D.
45.  Unicellular photosynthetic microbes that are eukaryotic are members of the
A.
B.
C.
D.
46.  Which one of the following groups is not resolved with the light microscope
A.
B.
C.
D.
47.  The genome of a bacterium consists of
A.
B.
C.
D.
48.  ATP releases its energy by
A.
B.
C.
D.
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