Archive for February 26th, 2008

Day 121: Dichotomous Key »

The term used to describe a classification tool that allows a person to distinguish between many objects with different characteristics (like birds, flowers, minerals, etc…) is a dichotomous key.  We started today’s class by defining the term “dichotomous” (separating into two contradictory groups) and then practiced constructing a dichotomous key by using an animal example. 
The […]