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Organic Chemistry Organic Chemistry • All about CARBON!!!! • 4 electrons available and ready to bond • Carbon also likes to bond with other Carbon • this makes carbon chains! Organic Chemistry • Forms strong bonds (covalent) with • • • • Oxygen (2) Hydrogen (1) Sulfur (3) Nitrogen (3) • Because Carbon is so versatile and strong it is often called a “carbon backbone” • Two or more atoms make a molecule • H2O • NaCl Organic Chemistry • Vocab: • Molecule: when two or more atoms bond • Ex: H2O & NaCl • Monomer: small groups of molecules that bond with other groups of molecules • Ex: Glucose & Fructose • Polymer: Several monomers bonded together • Ex: Starch & DNA • Macromolecule: several polymers bonded together • Ex: Carbohydrates & Lipids • Images from the following websites: • MOLECULE: (http://www.materialssciencerocks.com/hydrogen-bonding-what-holds-everything-together/ ) • Monomer(http://www.google.com/imgres?imgurl=&imgrefurl=http%3A%2F%2Fmoodle.esu13.org%2Fmod%2Fassignment%2Fview.php%3Fid%3D51639&h=0&w =0&tbnid=4YNbW_nCENZSzM&zoom=1&tbnh=192&tbnw=262&docid=mwlIO-E0II8TiM&tbm=isch&ei=ecMkVLGgB5KZyATB0IDICg&ved=0CAQQsCUoAA ) • Polymer (http://pslc.ws/macrog/kidsmac/basics.htm ) • Macromolecule (http://galleryhip.com/dna-macromolecule.html ) Organic Chemistry Four Main Categories 1. 2. 3. 4. Carbohydrates Lipids Proteins Nucleic Acids Image from: http://www.haspi.org/curriculum-library/Med-Bio-Core-Labs/00%20NEW%20NGSS%20Med%20Bio%20Labs%20COMPLETE/07%20Teacher%20-%20Macromolecules.pdf Carbohydrates • Made of: • Carbon • Hydrogen • Oxygen • Monomer: monosaccharide • Ex: Glucose & Fructose • Polymer: Polysaccharide • Ex: Starch • Functions: easy/short term energy storage • Image from: http://www.todayifoundout.com/index.php/2010/11/misconceptions-surrounding-carbohydrates/ Lipids • Made of: • Carbon • Hydrogen • Oxygen • Monomer: Glycerol & Fatty Acids • Functions: long term energy storage, cell structure and cell-to-cell communication • Image from: http://chemistrypictures.org/index.php/lipids Lipids • Energy Storage • Ex: Fats & Oils • Lots of potential energy in the fatty acid tails • Long-term energy storage, but harder to break down than carbs • Image from: http://weloveteaching.com/0bio105/lectures/organics/Lipids.jpg Lipids • Nonpolar (don’t dissolve in water) • Cell Structure: • • • • Phospholipids Hydrophilic (water loving) head Hydrophobic tail (water fearing) Creates a bilayer cell membranes!!! • Image from: http://upload.wikimedia.org/wikipedia/commons/thumb/3/39/Phospholipid_TvanBrussel.jpg/300px-Phospholipid_TvanBrussel.jpg Lipids • Cell-to-cell communication Steroids!! • Cholesterol • Response to stress • Ring shaped • Image from: • Cholesterol: http://elitemensguide.com/emg-health-numbers-hdl-cholesterol-and-ldl-cholesterol/ • Steroid structure https://encrypted-tbn3.gstatic.com/images?q=tbn:ANd9GcSQ7POqWcDhvCcJ0j4QNEbSJabO-zHEqZkCcyVr5jqLHXlPrfqC Proteins • Made of: • • • • Carbon Hydrogen Oxygen Nitrogen • Monomer: Amino Acids • Polymer: Proteins • Functions: Cell regulation, control rate of reaction, and helping build bone & muscle • Images from: • Structure http://amit1b.wordpress.com/the-molecules-of-life/about/ • Food: http://livehealthyosu.com/tag/caffeine/ Nucleic Acids • Made of: • • • • • Carbon Hydrogen Oxygen Nitrogen Phosphorous • Monomer: Nucleotide • Polymer: DNA & RNA!!! • Image from: http://images.tutorvista.com/cms/images/81/dna-and-rna.png Nucleic Acids • Function: Store and transmitting (passing on) genetic information! • Image from: http://www.visualphotos.com/photo/1x6057874/human_baby_dna_helix__genetic_sequences_artwork_g340052.jpg