Microbiology: Strains and Classification

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What is the term for the naming of microorganisms?

Taxonomy

Classification

Systematics

Nomenclature (correct)

How are the genus and species names typically written in a text?

In parentheses

In quotation marks

In bold and capital letters

In italics or underlined (correct)

What type of microorganisms require high concentrations of NaCl?

Thermophiles

Halo-tolerant

Mesophiles

Halophiles (correct)

What is the purpose of the International Committee on Systematic Bacteriology?

To govern the nomenclature of microorganisms Signup and view all the answers

What is the term for the science of investigating small objects using an instrument?

Microscopy Signup and view all the answers

How are the order and family names of microorganisms typically written?

In uppercase letters Signup and view all the answers

What is the primary objective of taxonomy?

To characterize and arrange organisms in an orderly manner Signup and view all the answers

Which area of taxonomy is concerned with naming of an organism?

Nomenclature Signup and view all the answers

What is the categorization of organisms to taxonomic groups based on?

Experimental and observational techniques, including morphological, physiological, biochemical properties, and genetics Signup and view all the answers

What is the most basic taxonomic group in microbial taxonomy?

Species Signup and view all the answers

What is a bacterial species characterized by?

Phenotypic and genotypic differences Signup and view all the answers

What is a strain of bacteria?

A population of organisms that descend from a single previously existing organism Signup and view all the answers

What is the type strain of a bacterial species?

The first strain of a species to be studied and fully characterized Signup and view all the answers

What is the purpose of identification in taxonomy?

To isolate the causative agent of a disease Signup and view all the answers

What characterizes bacterial morphovars?

Morphological differences Signup and view all the answers

Which feature of bacteria does not typically provide much information except for classifying into Gram-positive, Gram-negative, and acid-fast bacterial types?

Cell wall peptidoglycan component Signup and view all the answers

What is the basis of phylogenetic classification?

Evolutionary relationships Signup and view all the answers

Which characteristic is used to classify bacterial species into biovars?

Biochemical or physiological characteristics Signup and view all the answers

What do genomic studies reveal about archaea's gene sequences?

They contain unique sequences not found in bacteria or eukaryotes Signup and view all the answers

Which morphological characteristic is NOT typically considered in bacterial taxonomy?

Reproductive method Signup and view all the answers