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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