August 2012
Intermediate to advanced
448 pages
14h 47m
English
You’ll need the following items to complete this lab session. (The standard kit for this book, available from http://www.thehomescientist.com, includes the items listed in the first group.)
Goggles
Forceps
Slides, flat
Gloves
Microscope (40X, 100X, and 400X)
Nail polish (colorless)
Nail polish remover (or acetone)
Specimen(s): human hair
Although none of the activities in this lab session present any significant risks, as a matter of good practice, you should always wear splash goggles, gloves, and protective clothing when working in the lab, if only to avoid contaminating specimens.
The cuticle is made up of overlapping ...
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