 | Chapter Objectives
1. Be able to discuss why the "race" is a discredited concept in biology. |
 |  |  | 2. Know the relationship between genes and disease. |
 |  |  | 3. Be able to discuss how facial features, body size, and build reflect adaptation to environmental stresses. |
 |  |  | 4. Understand lactose intolerance as an example of phenotypical adaptation. |
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