What will we be looking at under a microscope in this lab?
Bacteria Cells
Plant Cells
Animal Cells
SpecimenWhatever you want to look at under a microscope.
(e.g. hair, blood, cells, insects, etc.)
Preparing Microscope Slides:1. Grab a clean glass slide. 2. Place specimen on middle of slide.3. Put one drop Iodine (Blue Dye) on top of specimen. 4. Cover specimen with a cover slip.
Specimen
Iodine
Cover SlipPurpose of a cover slip is to cover the specimen and iodine
so that the objective lens does not get wet.
Specimen +
Iodine
Microscope:Eye Piece Lens = 10 xLow Power Objective = 4xHigh Power Objective = 10x
What will you be viewing?
Cells Specimen
Animal Human Cheek Cells
Plant Elodea
Bacteria Strep (Causes Strep Throat)
Cheek Cells – Low Power
Cheek Cells – High Power
Purpose of Iodine: Outlines the big parts of the cell such as the Nucleus and Plasma membrane.