Exam 1: Microorganisms and Microbiology

The________ is the fundamental unit of life.

Which of the following is NOT an accomplishment of Louis Pasteur?

________was the first to identify a new form of autotrophy in which energy is obtained from oxidizing inorganic compounds called________ .

Which statement is generally NOT true?

The science of grouping and classifying microorganisms is known as

The process whereby microorganisms are used to help clean up pollution created by human activities is known as ________.

Which part of the human body does not contain a significant normal microbial flora?

Metabolism is common to all cellular organisms.

Describe beneficial and harmful ways in which microorganisms interact with agricultural crops.

Regarding early life on Earth,

Explain why microbial cells are excellent models for understanding cell function in higher organisms.

Some microorganisms can undergo ________in which various cell types can become specialized and arise from one parent cell type.

Compare and contrast the leading causes of death in 1900 with the leading causes of death today. What roles have microbiologists played in the dramatic changes that are evident?

A population of identical cells is known as a(n)________ .

Describe two capabilities of microbes that exemplify their dynamic nature.

Differential selection and reproduction of phenotypes occurs during a process called

Compare and contrast the functions microbes serve in the digestive systems of both humans and rumens (e.g., cattle).

The person who described the "wee animalcules" was

Differentiation occurs only in multicellular organisms.

Most microorganisms are pathogenic.