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Many multiple observations bio1130 organismal biology

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Unformatted text preview: om the specific to the general) This animal is an insect and it has wings therefore all insects have wings. (many multiple observations!) BIO1130 Organismal Biology 41 Université d’Ottawa / University of Ottawa 10:34 AM Anatomy of a scientific explanation (theory) Two parts – Pattern – Mechanism or process Both sciences are using patterns to describe observations. Nig questions come about when we ask "why" questions. It is easy to describe common characteristics. Questions to be asked – What? – How (proximate cause)? or Why (ultimate causes)? BIO1130 Organismal Biology 42 Université d’Ottawa / University of Ottawa BIO1130 Organismal Biology 10:34 AM Page 14 History of Biology before Darwin Proximate causes (Natural science-like biology) Phenotype – morphology and behaviour Mechanical (predictable) Here and now Genes in action Experiments These big questions bring up evolutionary history. How does a gene work-> where does this gene come from. Ultimate causes (Physical science-like biology) Genotype - Genes and history Variable (probabilistic) Evolutionary past Changes in genetic programs Historical narratives Proximate/ultimate BIO1130 Organismal Biology 43 Université d’Ottawa / University of Ottawa Physical science Inanimate objects Physical and chemical laws Universal Based on empirical observations Experimentation preferred method Single theory Single falsification enough to...
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