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A virus that lacks an added layer of protection outside of its capsid is called _______ ; if a virus does have this extra layer it is known as _______ .

The viruses that inject DNA into different bacterial species are:

Which of the following statements about viruses is FALSE? Viruses…

Once inside its host cell, the nucleic acids of the virus direct the host cell to make multiple copies of the virus. There are several different routes that a virus can take, depending on its type of nucleic acid and whether the host cell has a nucleus or not (bacteriophages).  One class of animal viruses is known as retroviruses.  What is special about these viruses?

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Which of the following is found in both eucaryotic cells and procaryotic cells?

Which statement best describes critical thinking in the radiologic and imaging sciences?

A relationship where the microbe benefits, and the host is not affected, would best be called a _________________ relationship.

The source of energy of a chemoheterotroph is….

Viruses are best viewed by