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Organic Molecules. Organic Molecules. Amino acid. Amino acid. Amino acid. Carbon = building block of organic molecules Carbon is unique 2 nd electron level not full Only has 4 electrons in 2 nd level Will bond up to four times Monomer: Small carbon molecules Ex: Amino acid
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Organic Molecules Amino acid Amino acid Amino acid • Carbon = building block of organic molecules • Carbon is unique • 2nd electron level not full • Only has 4 electrons in 2nd level • Will bond up to four times • Monomer: Small carbon molecules • Ex: Amino acid • Polymer: chain of linked monomers • Ex: Protein Amino acid Amino acid Polymer (protein) Amino acid Amino acid Amino acid Amino acid Amino acid
Carbohydrates • Readily available food source • C1: H2: O1 ratio • Ex: Glucose = C6 H12 O6 • Monomer: Monosaccharides • Simple sugars • Bond to form larger sugars • Polymer: Polysaccharide • Complex sugars Fructose (monosaccharide) Glucose (monosaccharide) Sucrose (Polysaccharide)
Carbohydrate Polymers: Polysaccharide • Long chain of monosaccharides • Ex: Starch (pictured) : excess plant sugar converted & stored • Ex: Glycogen: animal starch stored in liver & muscles • Ex: Cellulose: used in plants to make cell walls
Kobe Kuiz How many electrons does Carbon have in the 1st energy level? 2nd energy level? Which type of organic molecule is most commonly used as energy for cells? If a carbohydrate has 8 carbon atoms, how many oxygen and hydrogen atoms will it most likely contain? What are the monomers of carbohydrates called? What are the polymers of carbohydrates called? Which polymer is stored by animals? Which polymer is stored by plants?