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The document provides an overview of key concepts in biology. It discusses that biology unifies natural science by studying living systems, which are the most complex chemical systems on Earth. It then summarizes the seven characteristics of living organisms and describes the hierarchical organization of living things from cells to biological systems.
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- 1. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. CHAPTER 1 LECTURE SLIDES
- 11. phylogenetic tree----a work in progress
- 19. Experiment Design: Example Observation: Soybean production decreased in fields adjacent to coal-powdered power plants. Hypothesis : Sulfur dioxide in high concentrations would reduce reproduction in soybeans. Experiment Design : Filtered air 0.6ppm SO2 Treated Untreated Check: 1) The number of bean pods; 2) the number of seeds per pod; 3) the weight of the pods.
- 20. The Dependent Variable: will be measured or counted or observed. The Independent Variable: experimental condition to manipulate The controlled Variable: keep constant or standardized Level of treatment: Replication: Control (group): Blind method: Single & double –blind Procedure: Sample size: Presenting and Analyzing Results: Prepare data table, construct graphs. Conclusion: