Chapter 01 v0804 Concepts of Biology

Chapter 01 v0804 Concepts of Biology - as Galileo did...

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Concepts in Biology
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BIOLOGY The Study of Life BIO = (Greek for) life -LOGY= Greek (logos-word, speech) study Studying Biology can help you deepen your perspective of life We see life’s unity through DNA
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What is Life? PROPERTIES OF LIFE: Cellular organization Metabolism- capturing and using energy and raw materials. Two types: Anabolism- building up Catabolism- breaking down Homeostasis- balance Reproduction- DNA passed on Heredity- DNA traits
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HOMEOSTASIS Homeo = same Stasis = State Maintaining homeostasis is health Imbalance in homeostasis is dis-ease Failed homeostasis is death
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Human Immunodeficiency Virus Living or Non-Living?
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Organization of LIFE O R G A N I S M ( M o s t C o m p l e x ) S Y S T E M S O R G A N S T I S S U E S C E L L S ( S i m p l e s t )
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The Scientific Process How Scientists Work: Inductive Reasoning They look at the world to understand how it works They carefully exam each specific case with Inductive reasoning
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Unformatted text preview: as Galileo did Deductive reasoning draws a conclusion by reason as philosophers did The Scientific Process THEORY Do this process many times and you get a: OBSERVATION HYPOTHESIS (PREDICTION) EXPERIMENT (TEST) Theory Vs. Law Law can not be changed Law of Gravity on Earth Theory is often changed Blood letting for Ill-humor Book Experiment Possibilities of error: Sampling error Bias by experimenter Observation Experimental design flaw Control group- a standard for comparison Experimental group Not Blinded Science Seeks What Is NOT Known Limitations of Science Based on observations Optical illusions Based on the theory of the Reproducibility of the Universe Quantum mechanics Popular Belief Cholesterol and heart disease The external world, not internal convictions, must be the testing ground for scientific beliefs...
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This note was uploaded on 10/05/2011 for the course MCB 2010 taught by Professor Staff during the Spring '11 term at Broward College.

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Chapter 01 v0804 Concepts of Biology - as Galileo did...

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