Question

how will prepare slide without drying quickly

Answer 1

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if we want to keep the slide for longer time we have to add a drop of glycerine of a material on the slide this glycerine save to material from drying

Answer 2

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1. Preparation ab slide is a technique to observe microscopic structures.
2. Microscopic slide is prepared on a 2 mm thick.
3. Thin flat plant material directly placed in a drop of water on this glass slide.
4. A drop of glycerine is added to the water to keep the material for longer time.
5. Gyclerine save the material from drying quickly.