Intro to Bio notes, ch. 4

Intro to Bio notes, ch. 4 - Chapter 4: Carbon and the...

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Chapter 4: Carbon and the Molecular Diversity of Life Carbon: the backbone of life o Living organisms consist mostly of carbon-based compounds o Carbon is unparalleled in its ability to form large, complex, and diverse molecules o Proteins, DNA, carbohydrates and other molecules that distinguish living matter all composed of carbon compounds o Organic chemistry is the study of compounds that contain carbon organic compounds range from simple molecules to big ones o Most organic compounds contain hydrogen atoms in addition to carbon atoms o Vitalism , the idea that organic compounds arise only in organisms, was disproved when chemists synthesized these compounds o Mechanism is the view that all natural phenomena are governed by chemical and physical laws o The first chemical synthesized “biological organic molecule” – urea (1828) Disproves Vitalism Organic molecules and the origins of life on earth o Miller-Urey classic experiment Demonstrated the abiotic synthesis of organic compounds
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Intro to Bio notes, ch. 4 - Chapter 4: Carbon and the...

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