Exam 1: A Brief History of Microbiology

Women who gave birth in 19th- century hospitals often died from puerperal fever; this is an example of a(n) infection.

is the use of chemicals to cure diseases such as bacterial infections.

Walter Reed proved that a virus causes yellow fever in humans.

Which of the following is an incorrect pairing?

are microbes small enough to pass through filters that are designed to trap bacteria.

Which of the following scientists first hypothesized that gene sequences could provide new insights into evolutionary relationships between organisms such as microbes?

Some vaccines are

is an asexual method of reproduction associated with yeasts.

Which of the following is an incorrect pairing?

The production of human blood- clotting factor in E. coli is an application of which of the following scientific advances?

A microorganism intentionally taken to promote good health is termed a(n) _ .

Christian Gram devised a staining technique that divides all bacteria into two groups.

Explain why there was such a long period of time between the era of Leeuwenhoek's work and the beginnings of the Golden Age of microbiology.

Louis Pasteur was the first scientist to provide evidence disproving the spontaneous generation of microorganisms.

All of the following are aspects of Pasteur's experiments to disprove spontaneous generation EXCEPT:

Robert Koch discovered the cause of , a disease of animals that can be spread to humans.

All of the following types of research were begun during the Golden Age of microbiology EXCEPT:

Koch's postulates can be used to prove the causes of all diseases.

A(n) _ is a mass of cells that are descended from a single cell through successive cell divisions.

Facultative anaerobes are organisms that can live with or without .