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Microbiology Exam One > Characterizing And Classifying Prokaryotes & Eukaryotes > Flashcards

Characterizing And Classifying Prokaryotes & Eukaryotes Flashcards

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Biology 101 flashcards
0
Q

What shape is a bacillus bacteria?

A

Rod shaped

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1
Q

What shape is a coccus bacteria?

A

Spherical

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2
Q

What shape is a vibrio bacteria?

A

Comma shaped

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3
Q

What shape is a spirochete bacteria?

A

Corkscrew

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4
Q

If a bacteria can change its shape, what kind of morphology does it represent?

A

Pleomorphic

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5
Q

All prokaryotes reproduce in which way?

A

Asexually

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6
Q

What are the three main asexual methods of reproduction?

A

Binary fission, snapping division, budding

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7
Q

What is the most common form of asexual reproduction among prokaryotes?

A

Binary fission

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8
Q

What is the name the original cell in binary fission, and what is the name of the resulting cells?

A

1 parent cell, 2 daughter cells

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9
Q

Which type of asexual reproduction among prokaryotes results in two final cells that do not fully separate but partially remain attached by a hinge like structure?

A

Snapping division

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10
Q

What is the final product of budding?

A

One parent cell and one daughter cell

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11
Q

What is the term for two cocci together?

A

Diplococci

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12
Q

A chain of cocci bacteria is called what?

A

Streptococci

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13
Q

A four square appearance of cocci bacteria is called what?

A

Tetrads

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14
Q

A cluster of cocci bacteria is known as what term?

A

Staphylococci

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15
Q

A bundle of 8 cocci bacteria is called what?

A

Sarcinae

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16
Q

What is the name of the v-shape morphological arrangement of bacilli?

A

Palisade

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17
Q

What is the composition of the cell wall of acid-fast bacteria (mycobacteria)?

A

Waxy, mycolic acid in cell wall

18
Q

What is the type of bacteria that has no cell wall?

A

Mycoplasma

19
Q

What type of bacteria has a fried egg appearance when grown on media?

A

Mycoplasma (bacteria with no cell wall)

20
Q

Where do bacteria without cell walls tend to colonize?

A

In osmotically protected habitats like animals and human bodies

21
Q

Pertussis is what kind of current disease?

A

Re-emerging

22
Q

Pertussis usually occurs in what age group?

A

Children

23
Q

Schizogony primarily occurs among what group of eukaryotes?

A

Fungi

24
Q

Do most protozoa have a cell wall?

A

No

25
Q

What type of environment is required for protozoa?

A

Moist environments

26
Q

Are the majority of protozoa pathogens?

A

No

27
Q

What is a trait that well characterizes protozoa?

A

Great morphological diversity

28
Q

How do protozoa reproduce?

A

Asexually only

29
Q

All protozoa produce what structures?

A

Trophozoites

30
Q

What is the purpose of contractile vacuoles?

A

They actively pump water from the cells to protect them from osmotic lysis

31
Q

What is the motile feeding stage of a protozoa?

A

Trophozoites

32
Q

What is the hardy resting stage of a protozoa?

A

Cysts

33
Q

If a contractile vacuole of a protozoa is contracting in a solution, what type of solution is the cell in?

A

Hypotonic

34
Q

Fungi can produce what significant product?

A

Antibiotics

35
Q

What percentage of fungi can actually cause disease?

A

30%

36
Q

What is the term for a fungal infection?

A

Mycosis

37
Q

What is the nonreproductive part of a fungus?

A

Thallus

38
Q

What are the long, branched, tubular filaments of the thalli of molds called?

A

Hyphae

39
Q

What is the term for fungi that can produce 2 types of thalli?

A

Dimorphic

40
Q

What is the term for a tangled mass of hyphae?

A

Mycelium

41
Q

Can all fungi reproduce sexually?

A

No but most. All can reproduce asexually.

42
Q

What emerging disease affecting the immunocompromised and has been seen on marijuana plants?

A

Aspergillosis

Microbiology Exam One (9 decks)

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