Chapter 9-16 Flashcards Preview

Microbiology > Chapter 9-16 > Flashcards

Flashcards in Chapter 9-16 Deck (39)
Loading flashcards...
1
Q

_____ industrial application

A

Biotechnology

2
Q

__ ___ any artificial gene manipulation.

A

Genetic Engineering

3
Q

DNA carrier molecule

A

In which a foreign DNA inserted and carried

4
Q

Recombination

A

Transformation, conjugation transduction in bacteria.

5
Q

Recombinant DNA

A

Artificial manipulation to recombine DNA from 2 different sources. (Plant bacteria, animal unrelated bacteria)

6
Q

Introduction of DNA in bacteria (list all 4)

A

1) transformation
2) electroporation
3) microinjection
4) protoplast fusion

7
Q

What is a Vector

A

Is a DNA that transport foreign DNA into a cell.

8
Q

Restriction enzymes

A

A special class of DNA cutting enzymes that exist in many bacteria

9
Q

DNA ligase

A

Splices or joins DNA

10
Q

DNA hybridization

A

DNA bases are complementary thus only bind with high specificity with complementary sequence or probes.

11
Q

Polymerase chain reaction -(PCR)

A

diagnostic use amplification of signal or DNA present in a sample.

12
Q

Two types of PCR?

A

Conventional PCR, real time QPCR

13
Q

An orderly classification of living organisms

A

Taxonomy

14
Q

Determine enzymatic activity of microorganism

A

Biochemical test

15
Q

Three domain system

A

Eubacteria
Archea
Eucarya

16
Q

All gram negative chemohetero- trophic bacteria

A

Proteobacteria

17
Q

Long filaments that form the body of thallus of a fungi

A

Hyphae

18
Q

The hyphae grow to form a filament our mass called

A

Mycelium

19
Q

_ are nonfilamentous unicellular fungi that are typically spherical or oval

A

Yeast

20
Q

Fungi that grow in both mold and yeast form

A

Dimorphic fungi

21
Q

Stages. Of viruses of multiplication

A

1) attachment
2) penetration
3) uncoating
4) biosynthesis of viral components
5) maturation
6) release of virus

22
Q

Stages of phagocytosis

A
Chemotaxis 
Adherence 
Ingestion 
Digestion
Discharge
23
Q

Latent virus infection

A

Virus remains latent by integrating in host cells, deactivated by stress or other stimulus (herpes virus)

24
Q

Slow vial infection

A

The virus infection & multiplication continues until a high titre is attained to cause disease

25
Q

What is the difference between Definitive Host and Intermediate host

A

Definitive host harbors adult sexually mature parasite and Intermediate host needs another host to complete life cycle.

26
Q

Mycoplasmatales

A

Cell wall less bacteria

27
Q

Clostridiales

A

Obligate anaerobes, produce endospores

28
Q

Bacterioicins

A

Proteins produced by bacteria which inhibit the growth of other bacteria not itself. Example CDiff

29
Q

Pathology

A

Scientific study of disease

30
Q

Etiology

A

Causative agent of disease

31
Q

Pathogenesis

A

The mechanism or process in which disease develops

32
Q

Infection

A

Colonization of body by pathogens microorganisms (hiv infection)

33
Q

Disease

A

Results when infection results in any change from health status. (Full blown AIDs with symptoms)

34
Q

Symptoms

A

Feeling of body discomfort

35
Q

Signs

A

Measurable changes in body

36
Q

__ __ diseases that spread from one host to another

A

Communicable disease

37
Q

__ ___ easily spread from person to person.

A

Contagious disease

38
Q

__ __ is not spread from one host to another

A

Noncommunicable disease

39
Q

Science that deals with, when and where disease occur and transmitted in humans is called ___

A

Epidemiology