Chapter1 - environment 3. Can maintain a relatively...

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1 Molecules Genetics Evolution Ecology Science is news Chapter 1 Science as a Way of Learning
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2 The Scientific Method Observation leads to questions Hypothesis (a testable explanation) Experiments Conclusion (hypothesis supported or disproved) Scientists are skeptical! Theories are supported by many different observations & experiments, but are never considered absolutely “proven” Characteristics of Living Things 1. Can take in and use energy 2. Can respond to their
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Unformatted text preview: environment 3. Can maintain a relatively constant internal environment 4. Use DNA to store information Characteristics cont. 5. Can reproduce using DNA information 6. Are made of one or more cells 7. Evolved from other living things 8. Are highly organized Levels of Organization Evolution in a Nutshell 1. Genetic variation among individuals 2. Resources are limited - competition 3. Individuals with useful variations leave more offspring...
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Chapter1 - environment 3. Can maintain a relatively...

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