Socratic Seminar by Thomas Duffy

Subject Area: Middle School Life Science

Grade Level: Grade 7

Overview: Students are introduced to the structure of chromosomes and genes as these concepts are illustrated utilizing articles of clothing as a model of a chromosome. Students demonstrate genotypes, phenotypes, and genetic crossings using colored socks and shirts. This lesson provides an introduction and basis for understanding punnett squares.

Standards: California Content standards 2b, 2d, 2e


"Teacher Double Feature"
A competitive grant opportunity provided through a partnership between the Contra Costa County Office of Education and Pacific Bell.


Contra Costa County Office of Education
77 Santa Barbara Rd.
Pleasant Hill, CA 94523

May 2002