Biology, Pages 58-67 |
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Page 6
... early 19th century , chemists had learned to make many simple compounds in the laboratory by combining elements under the right conditions . Artificial synthesis of the complex molecules extracted from living matter seemed impossible ...
... early 19th century , chemists had learned to make many simple compounds in the laboratory by combining elements under the right conditions . Artificial synthesis of the complex molecules extracted from living matter seemed impossible ...
Page 10
... early stage in the origin of life ( Figure 4.2 ) . Figure 4.2 Inquiry : Could organic compounds have been synthesized abiotically on the early Earth ? The pioneers of organic chemistry helped shift the mainstream of biological thought ...
... early stage in the origin of life ( Figure 4.2 ) . Figure 4.2 Inquiry : Could organic compounds have been synthesized abiotically on the early Earth ? The pioneers of organic chemistry helped shift the mainstream of biological thought ...
Page 19
... is urea , CO ( NH2 ) 2 . This is the organic compound found in urine that Wöhler 61 learned to synthesize in the early 19th century . The structural formula for urea is shown [ below ] . H H H H Urea Again , each atom has. 19.
... is urea , CO ( NH2 ) 2 . This is the organic compound found in urine that Wöhler 61 learned to synthesize in the early 19th century . The structural formula for urea is shown [ below ] . H H H H Urea Again , each atom has. 19.
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4.2 Carbon atoms 4.3 Functional groups ability to form acid adenosine aldehyde amino asymmetric carbon atoms can form bonding to four carbon and hydrogen carbon compounds Carbon Skeleton Variation carbon's versatility carbonyl group carboxyl Chapter Chemical Elements chemist common carbon skeleton Concept 4.2 Carbon Concept 4.3 Functional Concept Check covalent arrangement covalent bonds cyanate double bonds electron shell Electron-shell diagrams enantiomers fat molecules form diverse molecules four other atoms geometric isomers Groups Most Important groups of atoms H H H H-C-OH H huge number hydrocarbon tails hydrogen hydroxyl inorganic involved in chemical ketone L-Dopa living matter living organisms molecular architecture Molecular Diversity Arising molecular formula molecules by bonding nitrogen organic chemistry organic compounds organic molecules oxygen Parkinson's disease pentanes phosphate group Proteins sex hormones simple molecule skeletons of organic structural formula structural isomers study of carbon suggested answers sulfhydryl term that correctly thalidomide types of isomers urea valence shell Wöhler