Lec 1 Flashcards

1
Q

80% of antibiotics are produced via which genus?

A

Streptomyces

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2
Q

What’s the most common physical sterilization method?

A

Filtration: removing bacteria from liquid

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3
Q

What’s the most common chemical sterilization method?

A

Liquid via alcohol

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4
Q

T/F viruses, viroids, and prions are acellular

A

True

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5
Q

T/F viruses, viroids and prions are highly complex agents of disease

A

False, not complex

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6
Q

What types of hosts can viruses inhabit?

A

Bacteria, animals,and plants

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7
Q

What types of hosts can viroids inhabit?

A

Plants

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8
Q

What types of hosts can prions inhabit?

A

Mammals

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9
Q

Define what the capsid is of a virus

A

A protein coat that encloses nucleic acid

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10
Q

Define what the capsomer of a virus is

A

Subunit of capsid

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11
Q

T/F bacteria are unicellular

A

True

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12
Q

Gram-pos bacteria has a larger layer of?

A

Peptidoglycan

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13
Q

Drugs targeting peptidoglycan are more effective against gram + or -?

A

Negative

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14
Q

Obligate aerobe means?

A

Requires oxygen

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15
Q

Microaerophile means?

A

Requires reduced oxygen

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16
Q

Obligate anaerobe means?

A

Requires no oxygen

17
Q

Facultative anaerobe means?

A

Anaerobic or aerobic

18
Q

Capnophile means?

A

Requires increased oxygen

19
Q

T/F fungi are typically non pathogenic

A

True

20
Q

Minimal bactericidal concentration is?

A

Lowest concentration of anti microbial to prevent growth of a microorganism

21
Q

Define minimal inhibitory concentration

A

Lowest concentration of a compound which will inhibit visible growth of microorganisms