Analyisis Of Cell Components Flashcards
1
Q
How do you convert micrometers to me
A
Divide by 1000
2
Q
What are the two types of microscope
A
Light microscope
Electron microscope
3
Q
Explain the stages of cell fractionation
A
Homogenisation- breaking up the cells. Cold to reduce enzyme activity
Isotonic to prevent osmosis
Buffer solution to maintain PH
Filtration
Ultracentrifugation
Low speed heaviest at bottom
Fluid above pellet is supernatent
Higher speed and each separated out
4
Q
How do you find magnification
A
Magnification = size of imagine/ size of real object
