Microorganisms: Viruses and Bacteria Overview

A virus is a disease-causing ______

Viruses are parasitic by ______

Virology is the study of ______

Viruses often invade the human body via mucous ______

Diagnostic tests to detect and identify viruses include direct detection, ______, and virus isolation

Common communicable diseases such as measles, mumps, and chickenpox are the result of viral ______

Immunization against viral infection is available for many, but not ______, viruses

Some bacteria are also ______-causing

The major difference between a virus and a bacterium is that a virus cannot multiply without invading a host ______

While some strains of bacteria are harmful, others are actually helpful and necessary to the health of the ______