112x Filetype PPTX File size 0.65 MB Source: www.st-thomasmore.walsall.sch.uk
Under a light microscope, cells look a bit like this... X 100 mag What type of cell is this? Why? Under an electron microscope… n n tio tio a ca fc f 0 ni ni 0 ag 0 ag 0 0 0 0 M 15 M 0 x X2 Light microscope Electron Microscope Light passes through the specimen and Passes a beam of electrons through the then through the magnifying lenses so specimen to magnify it you can see the object much bigger n n tio tio a ca fc f 0 ni ni 0 ag 0 ag 0 0 0 0 M 15 M 0 x X2 Light microscope Electron Microscope More expensive more high magnifcation Much cheaper but lower magnifcation Gives a higher resolution. This means you can tells the difference between 2 objects even if they are really close together. A light microscope shows us bacteria don't have a nucleus An electron microscope shows us that bacteria have two types of DNA, chromosomal and plasmid DNA.
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