Exam 1: Scope and History of Microbiology

Pasteur worked on rabies and cholera vaccine during the emergence of immunology.While culturing a chicken cholera he noted that an old culture was weakened and useful as a vaccine as it:

Microbes have played important roles in genetics and in the discovery of DNA as the genetic material.What discoveries depended on bacteria

Louis Pasteur made several important contributions to microbiology.These included studying wine making,identifying diseases in silkworms and which of the following:

Which of the following groups of organisms contains members better known for transmitting agents of disease than for causing disease themselves

Bioterrorism:

This microorganism can infect _____.

Koch developed tuberculin,which he hoped would be a vaccine against tuberculosis.Tuberculin is:

While a doctor may diagnose and treat a patient who presents with a disease,an epidemiologist:

A substance derived from one microorganism that kills or restricts the growth of other microorganisms is best described as a.

To design a good experiment,an investigator must consider all variables that might affect the outcome.What is a variable

This microorganism can be observed with:

The curve in Pasteur's swan neck flasks was important because

What did ancient civilizations know about disease

Before Ehrlich began a systematic search for a chemical to kill specific bacteria,the only chemotherapies available were substances derived from medicinal plants.What distinguished Ehrlich's chemotherapy research

Microbiology is the study of bacteria,algae,fungi,viruses and protozoa.Most of these are single-celled,except for which two:

The first person to use a microscope to observe cells invisible to the naked eye was:

Bacteriophages are:

A pure culture refers to a culture:

Which of the following statements about pasteurization is false

The field of ___________ involves studying how a person defends him/ herself against microbial infection.