TEST BANK for Microbiology: An Evolving Science 5th Edition by Slonczewski & Foster; ISBN:9780393419962, All 28 Chapters Covered, Verified Latest Edition TEST BANK for Microbiology: An Evolving Science 5th Edition by Slonczewski & Foster; ISBN:9780393419962, All 28 Chapters Covered, Verified Latest...
a. infectious agents that infect multi-cellular organisms
GF GF GF GF GF
b. noncellular particles that take over the metabolism of a cell to generate more virus
GF GF GF GF GF GF GF GF GF GF GF GF GF FG
particles
c. pathogens that replicate in complex growth media GF GF GF GF GF GF
d. cellular particles that belong to the archaea domain
GF GF GF GF GF GF GF
e. microbes that consist of lipid membrane enclosed genomes
GF GF GF GF GF GF GF
ANS: B G DIF: F Easy REF: GFGFGF 1.1 TOP: I.A | I.B G F GF GF
MSC: Remembering
G F
2. Analysis of DNA sequences reveals:
GF GF GF GF
a. the ancient convergence of two cell types, i.e., prokaryotes and eukaryotes
GF GF GF GF GF GF GF GF GF GF
b. prokaryotes and eukaryotes evolved from a common ancestral cell
GF GF GF GF GF GF GF GF
c. that bacteria share common ancestor with archaea, but not with eukarya
GF GF GF GF GF GF GF GF GF GF
d. prokaryotes are cells with a nucleus GF GF GF GF GF
e. the genome of Haemophilus influenzae has about 2 billion base pairs
GF GF GF GF GF GF GF GF GF GF
ANS: B G DIF: F Easy REF: GFGFGF 1.1 TOP: I.A | I.B G F GF GF
MSC: Remembering
G F
3. Which of these groups are considered to be microbes but NOT considered to be cells?
GF GF GF GF GF GF GF GF GF GF GF GF GF GF
a. viruses d. protists
b. bacteria e. filamentous fungi GF
c. archaea
ANS: A G DIF: F Easy REF: GFGFGF 1.1 TOP: I.A.i G F
MSC: Remembering
G F
4. A microbe is commonly defined as:
GF GF GF GF GF
a. a virus that requires a microscope to be seen
GF GF GF GF GF GF GF GF
b. a bacterium that requires a microscope to be seen
GF GF GF GF GF GF GF GF
c. a single-cellular prokaryote that requires a microscope to be seen
GF GF GF GF GF GF GF GF GF
d. a multicellular eukaryote that requires a microscope to be seen
GF GF GF GF GF GF GF GF GF
e. a living organism that requires a microscope to be seen
GF GF GF GF GF GF GF GF GF
ANS: E G DIF: F Easy REF: GFGFGF 1.1 TOP: I.A.i | I.A.ii
G F GF GF
MSC: Remembering
G F
5. Which one of the following statements regarding microbial cells is NOT true?
GF GF GF GF GF GF GF GF GF GF GF
a. Microbial cells acquire food, gain energy to build themselves, and respond to
GF GF GF GF GF GF GF GF GF GF GF
environmental change. GF
, b. Most single-celled organisms require a microscope to render them visible, but some
GF GF GF GF GF GF GF GF GF GF GF
bacterial cells are large enough to be seen with naked eyes.
GF GF GF GF GF GF GF GF GF GF
c. Microbes function as individual entities.
GF GF GF GF
d. Many microbes form complex multicellular assemblages.
GF GF GF GF GF
e. Viruses are not considered as microbial cells.
GF GF GF GF GF GF
ANS: C G F DIF: Easy REF: GFGFGF 1.1 TOP: I.A.i | I.A.ii
G F GF GF
MSC: Remembering
G F
6. Which of the following statements is FALSE?
GF GF GF GF GF GF
a. A genome is the total genetic information contained in an organism’s chromosomal DNA.
GF GF GF GF GF GF GF GF GF GF GF GF
b. If a microbe’s genome includes genes for nitrogenase, that microbe probably can fixnitroge
GF GF GF GF GF GF GF GF GF GF GF GF FG
n.
c. By comparing DNA sequences of different organisms, we can figure out how closely
GF GF GF GF GF GF GF GF GF GF GF GF
related they are. GF GF
d. Fred Sanger developed the first applicable DNA sequencing method.
GF GF GF GF GF GF GF GF
e. Fred Sanger completed the sequences of Haemophilus influenzae.
GF GF GF GF GF GF GF
ANS: E G F DIF: Easy REF: GFGFGF 1.1 TOP: I.B G F
MSC: Remembering
G F
7. The first cellular genomes to be sequenced were those of:
GF GF GF GF GF GF GF GF GF
a. humans d. prions
b. bacteria e. fungi
c. viruses
ANS: B G F DIF: Easy REF: GFGFGF 1.1 TOP: I.B.i
G F
MSC: Remembering
G F
8. The environment of early Earth may have contained all of the following EXCEPT:
GF GF GF GF GF GF GF GF GF GF GF GF
a. ferrous iron GF d. oxygen
b. methane e. hydrogen gas GF
c. ammonia
ANS: G F D DIF: Easy
REF: Special Topic 1.1TOP:
GF GF GF FG G F II.D
MSC: Remembering G F
9. The development of the theory of the ―RNA world‖ resulted from the discovery of:
GF GF GF GF GF GF GF GF GF GF GF GF GF
a. archaea d. ribozymes
b. prions e. endosymbionts
c. bacteria
ANS: G F D DIF: Medium
REF: Special Topic 1.1TOP:
GF GF GF FG G F II.D
MSC: Remembering G F
10. Which microbes may resemble those of the earliest life forms?
GF GF GF GF GF GF GF GF GF
a. archaea d. cyanobacteria
b. photosynthetic algae e. protists GF
c. viruses
ANS: G F A DIF: Medium
REF: Special Topic 1.1TOP:
GF GF GF FG G F II.D
MSC: Remembering G F
11. Early metabolism may have been catalyzed by:
GF GF GF GF GF GF
a. DNA d. amino acids GF
b. RNA e. carbohydrates
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