Chapter 10. Lab II-3 Make Scale Casts of Hair Specimens
Equipment and Materials
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.)
Materials from Kit
Materials you Provide
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 ...