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Quiz By : joeiacovino

Biology II - Exam 1:P3

1.  The basic morphologies of Prokaryotes are:
 Spherical
 Rod
 Spiral
 All of the Above
 None of the Above

2.  Prokaryotes fall within ___ of the 3 Domains?
 0
 1
 2
 3

3.  Archaea have (a) __________ while Bacteria do not.
 Introns
 Peptidoglycan Wall
 Pathogenicity
 Binary Fission

4.  __________ are considered to be "extremophiles" as they can live in diverse, hostile environments.
 Bacteria
 Archaea
 Eukaryotes
 Fungi

5.  Eukaryotes are unable to metabolize _________, which makes __________ valuable to life as we know it.
 Carbon Dioxide, Bacteria
 Nitrogen, Archaea
 Sulfer, Archaea
 Nitrogen, Prokaryotes

6.  Removal of pollutants using prokaryotes.
 Symbiosis
 Pathogenesis
 Bioremediation
 Fixation

7.  Prokaryotes have the following trait(s):
 No Membrane/ Organelles
 Asexual w/ Binary Fission
 Often Flagellated
 Unicellular
 All of the above
 None of the above

8.  Although asexual, Prokaryotes can undergo division while incorporating foreign DNA. This genetic recombination is called:
 Transformation
 Transduction
 Conjugation
 Mutation

9.  A transfer of genes (plasmid or chromosome) in Prokaryotes facilitated by an F factor, which is needed for pilus formation.
 Transformation
 Transduction
 Conjugation
 Mutation

10.  Horizontal gene transfer between bacteria via a phage virus in Prokaryotes.
 Transformation
 Transduction
 Conjugation
 Mutation

11.  The outer membrane of gram negative bacteria which provides structural integrity and protection from chemical attacks. Not found in gram positive bacteria.
 Plasmid
 Capsule
 Fimbriae
 Lipolysaccharides

12.  Prokaryotes typically have a nucleus.
 True
 False

13.  Provides locomotion for many Prokaryotes.
 Plasmid
 Flagellum
 Capsule
 Peptidoglycan

14.  Polymer composed of cross-linked sugars which forms the basic unit of the cell wall in bacteria.
 Plasmid
 Flagellum
 Peptidoglycan
 Lipolysaccharides

15.  Within the Prokaryotes, Histones are found only in Archaea.
 True
 False

16.  Aerobic metabolism provides more ATP than anaerobic.
 True
 False

17.  In Prokaryotes, this protein shell provides protection from viruses, phagocytes, dessication, etc.
 Plasmid
 Flagellum
 Capsule
 Lipolysaccharides

18.  A specialized cell that forgoes photosynthesis in exchange for Nitrogen fixation.
 Chloroplasts
 Heterocytes
 Mitochondria
 Plasmids

19.  In pathogenesis, _________ are a metabolic byproduct.
 Exotoxins
 Endotoxins
 Fimbriae
 None of the above

20.  In pathogenesis, _________ are a component of the cell.
 Exotoxins
 Endotoxins
 Stromatolites
 None of the above

21.  When considering Prokaryotes and the Ecosystem, these decompose and fix Nitrogen (N2).
 Recyclers
 Symbiotes
 Pathogens
 Lipolysaccharides

22.  One of the simplest biological systems.
 Eukaryotes
 Prokaryotes
 Viruses
 Capsids

23.  The first isolated virus:
 Tobacco Mosaic Virus (TMV)
 Human Papillomavirus (HPV)
 Human Immunodeficiency Virus (HIV)
 The Flu

24.  Viruses are small, non-cellular, lack their own metabolic machinery, and need a host to replicate
 True
 False

25.  The outer protein shell of a virus.
 Plasmid
 Flagellum
 Capsid
 DNA

26.  A virus' membrane is derived from the host.
 True
 False

27.  This type of viral structure is comprised of numerous equilateral triangular faced capsomers. Sphere shaped.
 Helical
 Icosahedral
 Envelope
 Complex

28.  This type of viral structure is either a helical or icosahedral virus in a host-derived membrane.
 Helical
 Icosahedral
 Envelope
 Complex

29.  A virus is always made up of DNA.
 True
 False

30.  A virus is always made of RNA.
 True
 False

31.  Viruses are smaller than bacteria.
 True
 False

32.  This type of viral structure possesses aspects of both helical and icosahedral morphologies.
 Helical
 Icosahedral
 Envelope
 Complex

33.  The major cause of disease among across all domains.
 Viruses
 Bacteria
 Mutation
 E-Coli

34.  This type of viral structure is comprised of a capsomer stacked helically around genetic material creating a rod shape.
 Helical
 Icosahedral
 Envelope
 Complex

35.  A DNA virus can be enveloped or non-enveloped when double-stranded BUT an RNA virus is only __________ when single stranded.
 Enveloped
 Non-enveloped

36.  A misfolded protein that can cause degenerative neural diseases, are resistant to heat & many other sterilization methods, and have long incubation periods of up to 10 years or more.
 Virus
 Viroid
 Parasite
 Prion

37.  All viruses need a host to replicate.
 True
 False

38.  An enzyme that reverse transcribes viral RNA to DNA.
 Integrase
 Transcriptase
 Polymerase

39.  A bacteriophage is considered __________ when virulent and cell death is imminent.
 Lysogenic
 Parasitic
 Enveloped
 Lytic

40.  A bacteriophage is considered __________ when temperate and cell death is eventual.
 Lysogenic
 Parasitic
 Arbitrary
 Lytic

41.  Viruses are mobile genetic elements that have evolved the added ability to escape from the cellular genome.
 Progressive Hypothesis
 Regressive Hypothesis
 Virus-First Hypothesis

42.  These have no protein coat, a small circular RNA genome, make no proteins and can be parasites of viruses.
 Prokaryotes
 Pathogenesis
 Viroids
 Prions

43.  Viruses are degenerate intra-cellular parasites that have eliminated all but essential features.
 Progressive Hypothesis
 Regressive Hypothesis
 Virus-First Hypothesis
 None of the above

44.  These replicate by touching other normal proteins.
 Viruses
 Endotoxins
 Prions
 Viroids

45.  Viruses originated independent of cells as the earliest protobionts.
 Progressive Hypothesis
 Regressive Hypothesis
 Virus-First Hypothesis


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