2.1.1. Cell structure b) The use of an eyepiece graticule and stage micrometer.

OCR A level Biology A
2.1.1. Cell structure
b)The preparation and examination of microscope slides for use in light microscopy.
Including the use of an eyepiece graticule and stage micrometer.
In this video I have focused on how to use a graticule if you would like to know more about preparing a microscope slide see this video
• 2.1.1. Cell Structure ...
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