BIO111 Exam One review

BIO111 Exam One review - BIO111 Exam One Review CHAPTER 1...

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BIO111 Exam One Review CHAPTER 1 1. Levels of organization: a. Atom (electrons, protons, neutrons)-molecule (complex carbs, lipids, proteins, DNA, RNA)-cell-tissue-organ-organ system-multicelled organism-population-community-ecosystem-biosphere. 2. Metabolism: cells acquire and use energy to maintain themselves, grow, and make new cells. 3. Producers: plants that make their own food from simple, raw materials. 4. Consumers: everything else that eat other organisms and cannot make own food. 5. Homeostasis: when organisms keep their internal operations within a range that their cells can tolerate. 6. Receptors: structures that detect stimuli 7. Archaea 8. Plants 9. Animals 10. Protists -bacteria -prokaryotic (no nucleus) -survive in extreme conditions -multi-celled -photosynthesis -multicelled -ingest tissues or juices from other organisms -single and multicelled 11. Variation comes from mutations: changes in DNA. 12. Some mutations lead to new traits that make an organism better. These are
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BIO111 Exam One review - BIO111 Exam One Review CHAPTER 1...

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