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Microbiology 251 > Microbiology > Flashcards

Microbiology Flashcards

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Biology 101 flashcards
1
Q

Which of these is a microbe?
a) dust
b) blood cells
c)virus
d)toxins

A

c) virus

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2
Q

Viruses can only multiply inside of an infected cell
True or false?

A

True

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3
Q

What sort of cell wall does bacteria have?

A

Peptidoglycan

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4
Q

A microbe with a nucleus and internal membranes, a photosynthetic metabolism, and no cell wall is most likely to be a bacteria or Protozoa since all algae have cell walls

A

False

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5
Q

All microbes have cell walls
True or false

A

False

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6
Q

Which of the following is a prokaryotic microbe
a) Helminth
b) Algae
c) Yeast
d) Viruses

A

a)

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7
Q

Which of the following is an acellular microbe (a microbe not made of cells)
a) Helminth
b) Bacteria
c) Archae
d) Viruses

A

d)

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8
Q

Suppose you find an organism that is motile, has a cell wall, has a circular genome, and contains no internal organelles. Which of the following would it most likely be classified as?
a) Bacteria
b) Fungi
c) Archae
d) Protozoa
e) Either bacteria or Archae
f) Either bacteria or protozoa

A

e)

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9
Q

An organism that contains internal organelles and feeds by surrounding and devouring its prey is more likely a:
a) Bacteria
b) Protozoa
c) Fungi
d) Algi

A

b)

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10
Q

An organism that contains internal organelles and feeds by surrounding and devouring its prey is most likely a:
a) Bacteria
b) Protozoa
c)Fungi
d)Algi

A

b)

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11
Q

RnA is made in the nucleus
True or false

A

True

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12
Q

The endoplasmic reticulum is connected to the nucleus
True or false

A

True

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13
Q

The smooth ER contains the ribosomes
True or false

A

False

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14
Q

Which of the following best defines the functions of the Golgi
a) proteins are folded into their final form here
b) Lipids are synthesized here
c) RNA from the Nucleus is packaged and sent to the ribosomes
d) Proteins are sorted and shipped to their final destination

A

d) proteins are sorted and shipped into their final destination

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15
Q

Membrane and proteins are exchanged between the ER, Golgi, peroxisomes, lysosomes, and vesicles
True or false

A

True

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16
Q

Which of the following organelles contain DNA
Nucleus
ER
Golgi
Mitochondria
Lysosome

A

Nucleus and mitochondria

17
Q

Which of the following organelles is not part of the Endomembrane System
a) Endoplasmic reticulum
b) Golgi
c) Lysosome
d) Mitochondria

A

d) Mitochondria

18
Q

Sugar groups may be added to proteins in which of the following?
a) smooth endoplasmic reticulum
b) Rough endoplasmic reticulum
c) Golgi apparatus
d) Lysosome

A

c) Golgi apparatus

19
Q

Mi tho Indira in eukaryotic cells contain ribosomes that are structurally similar to those found in prokaryotic cells
True or false

A

True

20
Q

Which organelles is often described as “central shipping and receiving”?
a) ER
b) Nucleus
c) Golgi apparatus
d) Mitochondria

A

c) Golgi apparatus

21
Q

Where are ribosomes assembled and tested?
a) the nucleolus
b) ROUGH ER
c) Lysosome
d) cytoplasm

A

a) nucleolus

22
Q

The two organelles involved in detoxification are:
a) nucleus and rough ER
b) Smooth ER and rough ER
c) Lysosome and peroxisome
d) Smooth er and peroxysome

A

d) smooth Er and peroxysome

23
Q

Suppose you are studying a motile microbe that moves by means of pseudopods. Which sold the following statements would most likely be true about it?
a) It would no in a run-and-tumble motif
b) It’s pseudopods would stain positive for microtubules
c) It’s pseudopods would stain positive for microfilaments
d) intermediate filaments are involved in its motility

A

c) It’s pseudopods would stain positive for microfilaments

24
Q

Flagella and cilia are made of what cytoskeletal component?
a) Microtubules
b) Microfilaments
c) Intermediate filaments

A

a) Microtubules

25
Q

Which of the following organisms would be least likely to have a cell wall?
a) Bacteria
b) Fungi
c) Protozoa
d) Algi

A

c) Protozoa

26
Q

Which of the following things would you find in all viruses
a) DNA
b) RNA
c) Membrane
d) Proteins

A

d) proteins

27
Q

Which of the following is not a way in which viruses are different from cells?
a) Viruses are assembled from pieces while cells grows and divide
b) Viruses do not change and evolve over time.
c) Viruses do not eat or obtain energy
d) Viruses can have DNA or RNA while cells have both DNA and RNA

A

b) Viruses do not change and evolve over time.

28
Q

Which of the following best describes a virion?

a) A virus that has integrated itself into its host genome
b) A virus that does not have a lipid envelope
c) A virus that has infected a cell
d) A virus with a capsid outside of cell

A

d) A virus with a capsid outside of cell

29
Q

All viruses:
a) have spike proteins
b) are obligate Intracelullar parasites
c) Infect a wide variety of organism
d) All of these things

A

b) are obligate Intracelullar parasites

30
Q

Which of the following statements is FALSE?
a) Temperate phage scan become prophages
b) Animal viruses can be classified according to shape, genome structure, and the presence or absence of an envelope
c) Viral capsomeres have enzymatic function
d) Bacteriophages do not typically have envelopes

A

c) Viral capsomeres have enzymatic function

31
Q

A superficial fungal infection found on the head is called:
a) Times cruris
b) Tinea solis
c) Tinea pedis
d) Tinea capitis

A

d) Tinea capitis

32
Q

Which of the following is important for preventing Tinea pedis?
a) Showering after swimming in a chlorinated pool
b) Avoiding the overuse of broad spectrum antibiotics
c) Using lotion or moisturizers on the area
d) Keeping the area dry

A

d) keeping the area dry

33
Q

Which of the following organism is typically responsible for a yeast infection
a) E. Coli
b) Tinea solium
c) Candida albicans
d)Dermatophytes

A

c) Candida albicans

34
Q

Which of the following is NOT risk factor for candidiasis vaginitis
a)Uncontrolled diabetes
b) antibiotic usage
c) Latex condom during intercourse
d) Pregnancy

A

c) Latex condom usage during intercourse

Microbiology 251 (2 decks)

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