Lecture 01 - 2.Earth is>4 billion years old 3.Life...

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BIOLOGY 1001: LECTURE 1 INTRODUCTION TO BIOLOGY. THE SCIENTIFIC METHOD Biology is the study of life. Biologists view the bits and pieces of the body from two different perspectives: 1. HOW?Proximate mechanisms => How does it work? 2. WHY?Ultimate causation => What is it for? Adaptation - any trait that enhances an individual's survival and reproduction The Scientific Method 1.Observation 2.Form hypothesis 3.Test hypothesis a. Experimentation b. Comparison 4.Draw conclusions 5.Refine hypothesis 6.Generalization Life on Earth 1.Universe is >10 billion years old
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Unformatted text preview: 2.Earth is >4 billion years old 3.Life began >3 billion years ago 4.All living species share a common ancestor Why study biology/evolution? 1.To better understand how our bodies and minds work Genetics provides understanding of our basic blueprints Other species often serve as model systems for human health 2.To better predict the consequences of human activity Increased resistance to pesticides and antibiotics Ecological damage from climate change, habitat destruction, etc....
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This note was uploaded on 01/20/2010 for the course BIOL 1001 taught by Professor Fall during the Fall '08 term at Minnesota.

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