Some Fun Things on this site:
Human Eye Color Genes
The Elephant Problem
Metaphors For Geologic Time
Athro Limited, Education on the Internet: Earth Science, Biology, Geology, Evolution

Welcome to Athro, Limited

Your Source for High school and College level Biology, Earth science, and Geology on the Web.


Biology Introduction
Evolution Fact, Theory, and Rhetoric
Genetics Mendelian Genetics

Historical Geology Geologic Time Scale (Quiz)
Metaphors for Geologic Time
Physical Geology Geologic Sections
Field Trips Pleistocene Glacial Sediments, Skull Cliff, Barrow, Alaska

 Earth Science 
Earth Science Introduction
Geology Geologic Sections
Rock Types
Field Trips Cretaceous-Tertiary Boundary, Montana
Topographic Maps Intro to Topographic Maps
Map symbol quiz

 Historical Sciences 
How Science Works Tools of Historical Science

Awards   Privacy Statement    About Athro, Limited
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Copyright © 1997-2006 Athro, Limited. All Rights Reserved.
Written by Paul J. Morris
Maintained by Athro Limited
Date Created: 2 Sept 1997
Last Updated: 2 Sept 2006