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Microbiology Exam 1

48 Questions  I  By Nadine317
Microbiology Exam 1

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