Biology Introduction, chapter 1

Biology Introduction, chapter 1 - A. When did Life begin?...

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A. When did Life begin? B. How many humans populate our planet? C. Are we the largest group? If not, who is? D. Who reproduces the fastest? E. What is the unifying theme of Biology?
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3. Major goal to explain diversity within a b. hypothesis which is tested thru
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B. What are the characteristics of Life? 1. Or 2. Reg (homeostasis in response to environment) 3. Gr (genes) 4. En 5. Res 6. Repro (of fittest) 7. Evo Discussion: Did we leave anything
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1. The size of Life a. From microscopic molecules to Biosphere (start w/ smallest) (1) Atoms = molecules (alive?) (2) Cell is made of molecules (3) Cells perform common (f) = tissue (4) Tissues perform common (f) = organ (5) Organs perform common (f) = organ system
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(6) Organs systems perform functions of life = organism (7) Organisms (of same species) interact in a group = population (8) Populations interact w/ each other in same geographical area = community (9) Several communities (living) interact with nonliving character- istics in the same area (water, soil, sunlight) = ecosystem (10) Several ecosystems = biosphere
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2 .
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This note was uploaded on 04/18/2008 for the course BIO 110 taught by Professor Ms.mimidavis during the Fall '07 term at Wake Tech.

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Biology Introduction, chapter 1 - A. When did Life begin?...

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