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Microbiology > Lecture 1 > Flashcards

Lecture 1 Flashcards

1
Q

What are microboes?

A

living things that are too small to be seen by the naked eye; they are found everywhere; need them to live

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2
Q

What are pathogens?

A

Microbes that cause disease

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3
Q

What are the 6 types of microbes?

A

Bacteria, archaea, algae, fungi, protozoa, & viruses

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4
Q

What is a prokaryote?

A

bacteria, usually, single-celled, no true nucleus

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5
Q

What is a eukaryote?

A

is a more complex cell that has a nucleus

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6
Q

Is a bacteria pro or euk?

A

Pro

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7
Q

Is archaea pro or euk?

A

Pro

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8
Q

Is algaea pro or euk?

A

euk

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9
Q

is Fungi pro or euk?

A

Euk

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10
Q

is Protozoa pro or euk?

A

euk

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11
Q

Is viruses pro or euk?

A

neither; acellular bc not technically alive

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12
Q

are helminths pro or euk?

A

Euk

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13
Q

Do archaea live in regular or harsh environments?

A

Harsh

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14
Q

Does algae do photosynthesis?

A

yes

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15
Q

Does fungi perform photosynthesis?

A

no

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16
Q

Do protozoa perform photosynthesis?

17
Q

Do protozoa have flagella and cillia?

18
Q

Are viruses cellular in structure?

19
Q

are viruses smaller or bigger than bacteria?

20
Q

What is a prion?

A

a misshappened protein; they are poorly understood; slowly develop always fatal diseases

21
Q

What are helminths?

A

Worms; round or flat

22
Q

What are arthropod vectors?

A

Vectors that transmit pathogens to humans

23
Q

READ 13-23 FOR EXAM

24
Q

Antony Van Leeuwenhoek

A

made handheld microscopes that made it possible to see microbes

25
Q

What is spontaneous Generation?

A

when living things come from nonliving matter

26
Q

Who was spontaneous generation from?

27
Q

What is pasteur known for doing?

A

he proved spontaneous generation does not occur even in the presence of air.

28
Q

What is Koch known for?

A

he proved microbes cause disease; developed a pure culture

29
Q

What are Koch’s postulates?

A
  1. The suspected organisms should be present in all cases of the disease and absent in healthy animals
  2. The suspected organism should be grown in pure culture
  3. Cells from a pure culture of the suspected organism should cause disease in a healthy animal
  4. The organism should be reisolated and shown to be the same as the original
30
Q

What is variolation

A

induce mild small pox to avoid potent form

31
Q

What is Jenner known for?

A

vaccinations (cowpox to prevent small pox)

32
Q

When was chemotherapy developed

A

in the 1900s (syphilis first treated)

33
Q

What is Iwanowski known for?

A

Virology; called infectious particles

34
Q

What is taxonomy?

A

naming microorganisms

35
Q

What are the 7 levels of taxonomy?

A
  1. Kingdom
  2. Phylum
  3. Class
  4. Order
  5. Family
  6. Genus
  7. Species
36
Q

What levels of taxonomy do we primarily use to classify our microorganisms?

A

Genus and species

Microbiology (12 decks)

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