BIO 102 Exam 1 Study Guide - BIO10275Exam1StudyGuide

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BIO 102-75 Exam 1 Study Guide 1. First go over the slides presented in all 6 lectures and recopy any notes you have  taken and correlate them with the slides and text book. 2. What are the steps of the scientific method? Distinguish between a controlled and  comparative experiment. What is the value of using statistics? Do negative data have  value? 3. What is the difference between a theory and a hypothesis? What does it mean that a  hypothesis must be testable? How are incorrect hypotheses discarded?  4. What is the difference between independent and dependent variables? What is a  correlation between two variables? What is the difference between primary and  secondary sources of information in science? 5. What are the main properties of living organisms? Define homeostasis. 6. Describe the two models of atomic structure. What are the four most common  elements in living organisms? Distinguish between ionic and covalent bonding. What is  the difference between a molecule and a salt? 7. What does it mean when we say that oxygen is electronegative? Distinguish between  polar and non-polar molecules. What is a hydrogen bond? 8. Distinguish between cohesion and adhesion of water and name some examples  where each of these phenomena apply. 9. Distinguish between hydrophobic and hydrophilic molecules and give examples of  each. Distinguish between solvent, solute and solution. 10. What is the relationship between pH and hydrogen ion (H + ) concentration? What  does high pH indicate? What does low pH indicate? Give some examples of acids and  bases.
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11. Why is carbon such a versatile element? How many bonds can it make with other  atoms? What are the four groups of macromolecules? What are the monomers for each 
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This note was uploaded on 10/03/2011 for the course BIOLOGY 101 taught by Professor Staff during the Spring '11 term at Western Kentucky University.

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BIO 102 Exam 1 Study Guide - BIO10275Exam1StudyGuide

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