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BSCI105, Freshman Connection Fall 2012Major Points, Lecture 1 (Chapter 1)1. Why is it difficult to come up with a simple definition of "life"?it is of what the organism does but hard to determine what is actually living2. What are six properties of life (common features of all living things)?reproduction, evolution, growth, consume energy, self regulate, respond to the environment3. Why is it useful to organize what we learn in biology under major "themes"?there is a lot of incoming material that is new, easier to classify the information for better understand-ing4. What are six major themes in biology that we talked about in class?organization, energy flow, cellular basis, structure-function relationship, continuity of life, regulatory mechanisms5. What is a major assumption that science makes about the world around us?world can be rationally understood6. What are two complementary approaches to science?hypothesis based, observation7. Contrasts differences in reasoning that distinguish these two approaches to science.a. inductive reasoning(observation), and deductive reasoning(experimental)8. Which scientific approach is better suited for answering cause-and-effect questions?a. experimental9. How would you define a "hypothesis"? How does a hypothesis differ from more general types of questions or observations?temporary explanation to a question, can be testable and falsifiable. it is more specific and can explain better why something happen. exact compared to generalized10. Compare and contrast the terms "fact," "theory," and "hypothesis."a. fact= statement overwhelmingly supported by evidenceb. generalized explanation c. hypothesis= temporary answer to a theory11. What levels of organization are generally investigated by molecular and cellular biology?a. molecules, cell, organism12. What a some examples of general types of questions asked in molecular and cellular biology?a. how are molecules formed/madeb. what functions do they havec. how do they regulated. how do they store informatione. how are they


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UMD BSCI 105 - Lecture 1

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