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Monday 18 June 2018

Science - Microscope slides

Equipment: Chemical stain,Tweezers,Cover slip,Slide,Specimen (Transparent and thin) and microscope

Method: Place your specimen in the middle of a clean slide. Ensure that the specimen is laying flat and not folded over itself  
2. add 2-3 drops of the stain solution. Plant cells are usually stained with iodine and animal cells are stained with methylene blue.  Both of theses stain the nucleus of each cell
3. Holding the coverslip by its edges in your left hand,manoeuvre it so that the bottom edge of the coverslip makes contact with both the slide and the edge of the stain solution. With your right hand support the top edge of the coverslip with a pair or tweezers
4.Gently lower the coverslip with the tweezers ensuring that no air bubbles are traped under the coverwslip
5.Place your slide on the microscope stage and examine it under low-power magnificaton.

Here are some photos from the experiment:

This was taken through the lens of the microscope 






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