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Bacteriology > Chapter 1 > Flashcards

Chapter 1 Flashcards

1
Q

What is often the first step in bacterial identification?

A

Microscopic characterization

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2
Q

Father of protozoology and bacteriology

A

Anton van Leeuwenhoek

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3
Q

unicellular organisms that are classified as prokaryotes

A

Bacteria

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4
Q

They lack a nuclear membrane and a true nucleus, mitochondria, an endoplasmic reticulum, and Golgi bodies

A

Bacteria

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5
Q

Typical size of prokaryote in diameter

A

0.4–2μm

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6
Q

Typical size of prokaryote in length

A

0.5–5μm

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7
Q

Location of genome in prokaryote

A

In the nucleoid, at the mesosome

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8
Q

Chromosomal DNA of prokaryote

A

Circular; complexed with RNA

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9
Q

Extrachromosomal circular DNA of prokaryote

A

Plasmids

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10
Q

Reproduction of prokaryote

A

Asexual (binary fission)

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11
Q

Size of ribosomes of prokaryote

A

70 S consisting if 50 S and 30 S subunits

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12
Q

Electron transport for energy of prokaryote

A

In the cell membrane

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13
Q

Typical size in diameter of eukaryote

A

10–100μm

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14
Q

Typical size in length of eukaryote

A

> 10μm

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15
Q

Nucleus of eukaryote

A

Membrane-bound nucleus

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16
Q

Location of genome in eukaryote

A

In the nucleus

17
Q

Chromosomal DNA in eukaryote

A

Linear

18
Q

Extrachromosomal circular DNA in eukaryote

A

In mitochondria, chloroplasts, and cytoplasm

19
Q

Reproduction of eukaryote

A

Sexual and asexual

20
Q

Ribosomes of eukaryote

A

80 S consisting of 60 S and 40 S subunits

21
Q

Electron transport for energy in eukaryote

A

In the inner membrane of mitochondria and chloroplasts

22
Q

Plasma membrane of prokaryote

A

Phospholipid bilayer; lacks carbohydrates

23
Q

Plasma membrane of eukaryote

A

Phospholipid bilayer; also contains glycolipids and glycoproteins

Bacteriology (3 decks)

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