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Microbiology Terminology: Definitions for Key Concepts, Quizzes of Microbiology

Definitions for various microbiology terms, including tubidity, mutation, desiccation, agar, colony, catalase, biocide, plasmid, sanitization, phenotype, transformation, sterilization, resistance factors, antisepsis, autoclave, sepsis, carcinogen, transduction, conjugation, disinfection, asepsis, lag phase, death phase, genetics, chromosomes, inoculum, bacteriostasis, genome, genetic recombination, disk diffusion method, stationary phase, log phase, pasteurization, mutagen, obligate aerobe, translation, gene, selective media, obligate anaerobes, differential media, genotype, transcription, streak plate method, biofilm, and sterile.

Typology: Quizzes

2013/2014

Uploaded on 08/30/2014

jessieelder15
jessieelder15 🇺🇸

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TERM 1
Tubidity
DEFINITION 1
The cloudiness of a solution
TERM 2
Mutation
DEFINITION 2
Any change in the bases of DNA
TERM 3
Desiccation
DEFINITION 3
The removal of water
TERM 4
Agar
DEFINITION 4
Used to solidify the medium in culture medium
TERM 5
Colony
DEFINITION 5
A mass of microbial cells arising from one cell
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Tubidity

The cloudiness of a solution

TERM 2

Mutation

DEFINITION 2

Any change in the bases of DNA

TERM 3

Desiccation

DEFINITION 3

The removal of water

TERM 4

Agar

DEFINITION 4

Used to solidify the medium in culture medium

TERM 5

Colony

DEFINITION 5

A mass of microbial cells arising from one cell

Catalase

The enzymes that breaks down hydrogen peroxide

TERM 7

Biocide

DEFINITION 7

A substance capable of killing microbes

TERM 8

Plasmid

DEFINITION 8

Small, circular piece of DNA that replicates independently of

the chromosome

TERM 9

Sanitization

DEFINITION 9

Removal of microbes from eating utensils and food

preparation areas

TERM 10

Phenotype

DEFINITION 10

The eternal manifestation of an organisms genetic make up

Sepsis

The presence of a toxin or pathogen in blood and tissue

TERM 17

Carcinogen

DEFINITION 17

A cancer causing substance

TERM 18

Transduction

DEFINITION 18

Genes are transferred through a bacteriophage virus

TERM 19

Conjugation

DEFINITION 19

Genes are transferred through direct contact

TERM 20

Disinfection

DEFINITION 20

Treatment used on inanimate objects to kill or inhibit the

growth of microbes

Asepsis

Absence of microbial contamination

TERM 22

Lag Phase

DEFINITION 22

There is no growth of bacteria

TERM 23

Death Phase

DEFINITION 23

There is a logarithmic decrease in a bacterial population

TERM 24

Genetics

DEFINITION 24

Science of heredity information

TERM 25

Chromosomes

DEFINITION 25

Structures that carry heredity information

Stationary Phase

The number of cells dividing equals the number of cells dying

TERM 32

Log Phase

DEFINITION 32

There is a logarithmic increase in cell numbers

TERM 33

Pasteurization

DEFINITION 33

Process of using mild heat to kill spoilage microbes

TERM 34

Mutagen

DEFINITION 34

An agent that causes mutations

TERM 35

Obligate Aerobe

DEFINITION 35

Requires O

Translation

The use of mRNA in the synthesis of protein

TERM 37

Gene

DEFINITION 37

Segment of DNA encoding a functional product

TERM 38

Selective Media

DEFINITION 38

Culture medium designed to suppress the growth of

unwanted microbes and encourage the growth of desired

ones

TERM 39

Obligate Anaerobes

DEFINITION 39

Microbe killed in the presence of O

TERM 40

Differential Media

DEFINITION 40

A culture medium that makes it easier to distinguish colonies

of the desired microbe

Binary Fission

Type of prokaryatic cell reproduction

TERM 47

Culture Medium

DEFINITION 47

Nutrient material prepared for the growth of microbes

TERM 48

Culture

DEFINITION 48

Microbes that grow and multiply in a container

TERM 49

Direct Microscopic Count

DEFINITION 49

Process that is used to enumerate cells