Module 1 - Cells

Cells

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  • Created by: charlotte
  • Created on: 17-10-09 22:29
The image size of a mitochondrion is 20mm and it's actual size is 10µm. What was the magnification?
x2000
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Magnification is...
The degree to which the size of an image is bigger than the actual size of the object.
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Resolution is...
The degree to which you can clearly distinguish between two objects that are very close together.
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TEM stands for
Transmission elcetron microscope
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SEM stands for
Scanning electron microscope
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Electron microscopes can distinguish between objects up to
0.2nm apart
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Light microscopes usually have 4 objective lenses...
x4, x10, x40 and x100
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Transmission electron microscopes produce images that are...
2D
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Scanning electron microscopes produce images that are...
3D
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Transmission electron microscopes can magnify up to...
500,000x
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Division of labour is...
Each organelle has a special role within the cell.
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The detail within the structure of a cell is the...
cytoskeleton
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Centrioles
form fibres to separate chromosomes in cell division.
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The nucleus
'Houses' the genetic information of the cell
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The golgi apparatus
modifies proteins and transports them throughout the cell by dispatching them in vesicles.
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The rough endoplasmic reticulum
transports proteins that were made on the attached ribosomes
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The smooth endoplasmic reticulum
is the site for lipidsynthesis
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Lysosomes
breaks down materials using digestive enzymes
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Ribosomes
are the site of proteinsynthesis
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Glycoproteins attach to
proteins
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The phospholipid bilayer is held together by
cholesterol
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Other cards in this set

Card 2

Front

Magnification is...

Back

The degree to which the size of an image is bigger than the actual size of the object.

Card 3

Front

Resolution is...

Back

Preview of the front of card 3

Card 4

Front

TEM stands for

Back

Preview of the front of card 4

Card 5

Front

SEM stands for

Back

Preview of the front of card 5
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