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Microbiology Exam 1

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