Introduction Flashcards

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1
Q

Define microorganisms

A

Living structure of microscopical size

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2
Q

What are the types of kingdom

A

Plant kingdom
Animal kingdom
Protista kingdom

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3
Q

Protista kingdom is divided into what?

A

Prokaryotes and eukaryotes

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4
Q

Give examples of eukaryotes

A
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5
Q

Give example of prokaryotes

A

Bacteria and blue green algae

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6
Q

Describe some characteristics of bacteria

A
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7
Q

What unit is used to measure the size of bacteria

A

Micron or micrometer

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8
Q

One micron or micrometer is equal to how much millimeters

A

1/1000

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9
Q

1 millimicron or nanometer equals how much micron & millimeter

A

1/1000 micron
One million of a millimeter

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10
Q

What is meant by bacteria of medical importance?

A

Bacteria that causes diseases

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11
Q

Give measurements of bacteria of medical importance

A
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12
Q

What is he resolution power of an unaided eye

A

About 200 microns

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13
Q

The study of bacteria requires what?

A

The use of microscopes

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14
Q

What are the main parts of the bacteria cell

A

DNA
Ribosomes - RNA + proteins
Cytoplasmic membrane
Cell wall
Cytoplasm

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15
Q

List the parts that might be present in some bacteria’s only

A

Capsule - fro protection
Flagellum - for motility
Pilus - attachment

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16
Q

What does it mean when bacteria has capsule

A

It is pathogenic