Exam 10: Viral Genomics, Diversity, and Ecology

Polyproteins made from human viruses such as poliovirus must be ________ in order to yield the required functional units of the virus.

The filamentous DNA phages are unusual, because they

Which type of viruses can be directly used for translation?

Early and late viral proteins are classified according to their relative

If the hypothesis stating viruses evolved prior to living organisms on Earth is TRUE, the first type of viruses in the world were likely

Which of the following conditions favors a lysogenic life cycle in bacteriophages?

Defend why the discovery of prions and viroids changes our view on what it takes to be an infectious particle. Be sure to explain the feature of each that distinguishes them from traditional viruses.

Blocking polyomavirus SV40ʹs ability to integrate its genome into host cells would

Describe one use of bacteriophage Mu for a bacterial geneticist, and explain why it is useful.

How could overlapping genes in a positive ssDNA virus genome be predicted?

In T7, the proteins that inhibit the host restriction system are synthesized

Of the phages listed below, which creates mutations in its host genome via transposition?

In order to replicate its genome, a positive-strand RNA virus must produce a complete negative-strand RNA molecule that serves as the template for protein synthesis.

Viroids infect only fungi.

In contrast to positive ssRNA viruses such as coronaviruses and polioviruses, the genome of retroviruses

Viruses that infect the hyperthermophilic Archaea tend to contain genomes that are composed of

Spindle-shaped viruses have been shown to infect only

The Baltimore classification scheme is a useful way to categorize viruses based on their host infectivity.

Proteins made by a ribosome reading through the stop codon of a transcript without their own discrete ribosome binding sites

When two different influenza viruses infect the same cell, their segmented genomes can undergo reassortment which will result in