Why can't living specimens be examined in a TEM?

Because it's too hot under the microscope

The scanning electron microscope...

Also needs to be extremely thin

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1Light microscopes have a...
1. APoor resolution
2. BHigh resolution
2Electron microscopes have a...
1. ALong wavelength
2. BShort wavelength
3Electron microscopes also have a...
1. ALow resolving power
2. BHigh resolving power
4Electrons are..
1. ANegatively charged
2. BPossitively charged
5How many types of electron microscope are there?
1. A2
2. B3
6Why can't living specimens be examined in a TEM?
1. ABecause it's too hot under the microscope
2. BIt has to be in a vacuum
7The image of a TEM can be...
1. AOnly in black and white
2. BIn colour
8The specimen to use a TEM needs to be..
1. AThick
2. BThin
9The scanning electron microscope...
1. AAlso needs to be extremely thin
2. BDoesn't need to be thin

Descripción: A-Levels (Cells & movement in/out of them) Biology Test sobre Electron microscopes, creado por hannah.lindridge el 14/05/2013.
Autor: hannah.lindridge
Idioma: English
Visitas: 78
Etiquetas: biology cells & movement in/out of them biology cells & movement in/out of them a-levels
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