Chapter 1 Biology Exam Study Guide

2013-2014 Biology Semester 1 Final Exam Study Guide Answer Key. Chapter 1 Biology in the 21st Century . 1. What is biology the study of? Biology is the study of life. 2. What are the 4 characteristics of life? 1. All organisms are made up of one or more cells. 2. All organisms need a source of energy for their life processes. 3. ................
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