Friday, November 30, 2007

Beyond Mendel

This post is for Friday and Saturday (12/1)
We continued with Chapter 14 with the following concepts:
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Codominance
•Multiple Allelic Traits
Polygenic Traits
•Pleiotropy
•Environmental Effects on Phenotypes
•Genetic Disorders
•Testing for Genetic Disorders
•Tracking Genetic Disorders with Pedigree Charts

High blood pressure is a polygenic trait.
The phenotype is an interaction between a person's weight (one or more obesity genes), cholesterol level (one or more genes controlling metabolism), kidney function (salt transporter genes), smoking (a tendency to addiction).

Homework: Complete the rest of the genetics problem set and work on your genetics mini project.

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