Collect a glass slide and hold at the edges. - 1, Peel a THIN layer of tissue from the onion. - 2, Place the onion skin carefully on the slide so that it does not crease. - 3, Collect a bottle of iodine and place a small drop on the onion skin. - 4, Collect a glass coverslip and GENTLY lower it onto the onion skin. - 5, Tap the coverslip gently to remove any air bubbles. - 6, Blot any iodine that has been forced out from under the coverslip. - 7, Place your slide on the stage of the microscope. - 8, Use the clips to secure the slide on the stage. - 9,

Preparing a microscope slide.

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