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Cell Physiology > Chapter One > Flashcards

Chapter One Flashcards

1
Q

What can be seen under microscope

A

Cell sizes,movement, shape changes, cell division, and cell staining

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2
Q

Light microscope magnification

A

Up to 1000x

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3
Q

Resolution of light microscope

A

.2nm

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4
Q

Magnification of transmission of electron microscope

A

1 million

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5
Q

Resolution of transmission electron microscope

A

2 no

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6
Q

Special about scanning electron microscope

A

Coats specimen with heavy metal

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7
Q

Magnification with scanning microscope

A

1 million

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8
Q

Resolution of scanning electron microscope

A

2nm

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9
Q

Characteristics of bacteria

A

One celled organism, circular DNA in cytoplasm, ribosomes, cells walls, have movement tails, quickly reproduce, shape can be rod shaped, spherical or spiral

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10
Q

Inner membrane of organelles is where what occurs

A

Cellular respiration

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11
Q

Function of chloroplasts

A

Photosynthesis

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12
Q

What is the cytosol

A

Cytoplasm with out organelles

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13
Q

Function of cytosol

A

Site for chemical reactions

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14
Q

What is the most organelle present in the cytosol

A

Ribosomes

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15
Q

Function of cytoskeleton

A

Structural support and shape

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16
Q

Cytoskeleton contains

A

Actin filaments, microtubules, intermediate filaments

17
Q

Cytoskeleton assists with

A

Intracellular and extracellular movement

18
Q

What makes up a model organism

A

Reproduce quickly, genetically manipulated, genetic properties have been preserved

19
Q

Why E.coli used as model organism

A

Grows well in lab, most well understood

20
Q

Why yeast as model organism

A

Robust and reproduce easily, immobile, can be genetically modified

21
Q

Why arabidobsis Thailana used as model organism

A

Grown inside, produce offspring every 8 to 10 weeks, know complete genome

22
Q

Why drosophila used as model organism

A

9 days from egg to adult, changed gene seen in phenotype

23
Q

Why caenorhabiditis used as model organism

A

Life cycle is a few days, 70% of human protein similar to worm

24
Q

Why zebra fish model organism

A

Developmental models, transparency helps studies

25
Q

Why is a mouse a model organism

A

Bred with similar genetic mutations

26
Q

Why humans as model organisms

A

Medical databases, report their own genetic pecuilarities

Cell Physiology (16 decks)

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