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Flashcards in Chapter 5 Deck (22)
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0
Q

The FtsZ ring assembly is determined by __________ proteins

A

Min

1
Q

Most bacteria divide by __________ __________

A

Binary fission

2
Q

True or false? Preexisting peptidoglycan needs to be severed to allow newly synthesized peptidoglycan to form

A

True

3
Q

__________ create small opening in peptidoglycan

A

Autolysins

4
Q

B(beta)-lactam antibiotics & vancomycin block __________

A

Transpeptidation

5
Q

Single Celled organisms multiply __________

A

Logarithmically

6
Q

A __________ is where a continuous culture is held and it establishes a steady state in the culture

A

Chemostat

7
Q

__________ have low temperature optima

A

Psychrophiles

8
Q

__________ are midrange temperature optima

A

Mesophiles

9
Q

__________ have high temperature optima

A

Thermophiles

10
Q

__________ are very high temperature optima

A

Hyperthermophiles

11
Q

__________ are organisms that live in very hot or very cold environments

A

Extremophiles

12
Q

Most thermophiles and hyperthermophiles are __________

A

Archaea

13
Q

__________ are organisms that prefer low pH

A

Acidophiles

14
Q

__________ prefer high pH

A

Alkaliphilies

15
Q

__________ prefer pH between 6-8

A

Neutrophiles

16
Q

__________ organisms grow optimally at normal salt concentrations (0.85%) but are able to grow well at high salt concentrations (7.5%)

A

Halotolerant

17
Q

__________ are organisms which grow optimally in salt concentrations equal to sea water (3%)

A

Halophiles

18
Q

__________ __________ are organisms that live in extremely salty environments. Some actually grow on salt crystals

A

Extreme halophiles

19
Q

__________ is an example of a halotolerant bacteria

A

Staphylococcus

20
Q

__________ is a virulence factor. It makes it so that bacteria are able yo survive the chemical attack of hydrogen peroxide from the immune system

A

Catalase

21
Q

One of the best known genera of anaerobic bacteria are members of the genus __________

A

Clostridium