Question 1

While mimiviruses encode more of the components of the protein synthesis machinery than other viruses,they still do not produce which of the following?

Accepted Answer

A) Aminoacyl-tRNA synthetases. 
B) Ribosomes 
C) tRNA methyltransferases 
D) tRNAs 
E) Translation initiation factors 
A) Aminoacyl-tRNA synthetases. 
B) Ribosomes 
C) tRNA methyltransferases 
D) tRNAs 
E) Translation initiation factors

Question 2

What does mimivirus have in common with poxviruses?

Accepted Answer

A) They both have genomes of over 1 million base-pairs. 
B) Their virions are both large enough to be easily seen with a light microscope. 
C) They both have a brick shaped virion. 
D) They both replicate in the cytoplasm of their host cell. 
E) The both cause severe and deadly diseases in humans. 
A) They both have genomes of over 1 million base-pairs. 
B) Their virions are both large enough to be easily seen with a light microscope. 
C) They both have a brick shaped virion. 
D) They both replicate in the cytoplasm of their host cell. 
E) The both cause severe and deadly diseases in humans.

Question 3

All of the following virus families are members of the superfamily of Nucleo-Cytoplasmic Large DNA viruses EXCEPT...

Accepted Answer

A) Phycodnaviridae 
B) Adenoviridae 
C) Mimiviridae 
D) Poxviridae 
E) Asfarviridae 
A) Phycodnaviridae 
B) Adenoviridae 
C) Mimiviridae 
D) Poxviridae 
E) Asfarviridae

Question 4

Describe how the viruses that infect the marine coccolithophore Emiliania huxleyi can change local weather patterns.

Accepted Answer

When the coccolithoviruses infect the E.

Question 5

Discuss the evidence that mimiviruses may have transferred a gene from a bacterium to a eukaryote.Why would amoebae,the host cell of the mimivirus,be hypothesized to be sources of this type of horizontal gene transfer?

Accepted Answer

The mimivirus genome contains a copy of

Question 6

All of the following characteristics are common to the virions of all of the phycodnaviruses EXCEPT:

Accepted Answer

A) They have a core which contains the double-stranded DNA genome. 
B) The DNA containing core is surrounded a lipid bilayer. 
C) The internal lipid membrane is surrounded by an icosahedral capsid. 
D) The presence of an outer membrane acquired by budding from the host cell. 
E) All of the above are found in the virions of all phycodnaviruses. 
A) They have a core which contains the double-stranded DNA genome. 
B) The DNA containing core is surrounded a lipid bilayer. 
C) The internal lipid membrane is surrounded by an icosahedral capsid. 
D) The presence of an outer membrane acquired by budding from the host cell. 
E) All of the above are found in the virions of all phycodnaviruses.

Exam 27: Viruses of Algae and Mimivirus

While mimiviruses encode more of the components of the protein synthesis machinery than other viruses,they still do not produce which of the following?

What does mimivirus have in common with poxviruses?

All of the following virus families are members of the superfamily of Nucleo-Cytoplasmic Large DNA viruses EXCEPT...

Describe how the viruses that infect the marine coccolithophore Emiliania huxleyi can change local weather patterns.

Discuss the evidence that mimiviruses may have transferred a gene from a bacterium to a eukaryote.Why would amoebae,the host cell of the mimivirus,be hypothesized to be sources of this type of horizontal gene transfer?

All of the following characteristics are common to the virions of all of the phycodnaviruses EXCEPT:

Introduction to Virology 2

Virus Structure and Assembly

Virus Classification: the World of Viruses

Virus Entry

Single-Stranded Rna Bacteriophages

Microviruses

Bacteriophage

Bacteriophage Lambda

Viruses of Archaea

Cucumber Mosaic Virus

Picornaviruses

Flaviviruses

Togaviruses

Coronaviruses

Paramyxoviruses and Rhabdoviruses

Filovirouses

Bunyaviruses

Influenza Viruses

Reoviruses

Parvoviruses

Polyomaviruses

Papillomaviruses

Adenoviruses

Herpesviruses

Baculoviruses

Poxviruses

Retroviruses

Human Immunodeficiency Virus

Hepadnaviruses

Viroids and Hepatitis Delta Virus

Prions

Intrinsic Cellular Defenses Against Virus Infection

Innate and Adaptive Immune Responses to Virus Infection

Antiviral Vaccines

Antiviral Chemotherapy

Eukaryotic Virus Vectors

Filters