©Copyright 2018 GEOSCIENCE RESEARCH INSTITUTE
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This collection of PowerPoint presentations is available for use in middle and high schools, and in General Biology, Genetics, and Molecular Genetics classes. Topics for other grade levels and classes will be added as they become available. Contributions by other teachers are welcome. These PowerPoint presentations may be freely used for noncommercial purposes, but may not be sold in any form. The original authors must be credited on all presentations.