Bio1151 Chapter 19 Viruses
  1. Viruses are intracellular parasites and can reproduce only within       cells.

  2. Bacterial viruses (         ) go through two alternative reproductive mechanisms.
    • The lytic cycle describes a           phage.

    • The lysogenic cycle describes a            phage.

  3. Animal viruses include RNA viruses, some of which are               such as HIV that contain their own          transcriptase.