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Transcript
Name: _______________________ CHAPTER 3 WORKSHEET (BIOLOGICAL MOLECULES) TABLE 1: NAME THE FOUR GROUPS OF ORGANIC MOLECULES AND MAIN FUNCTIONS. (PG 40) organic molecule Main Functions Carbohydrates ___________________________________________________________ ___________________________________________________________ Lipids ___________________________________________________________ ___________________________________________________________ Proteins ___________________________________________________________ ___________________________________________________________ Nucleic Acids ___________________________________________________________ ___________________________________________________________ GENERAL QUESTIONS: 1. What process is used to break down a large organic molecule into two smaller ones? ___________________________ 2. What process is used to take two small organic molecules and build a large one? ___________________________ 1 Name: _______________________ CARBOHYDRATE: (PG 40-44) 3. True/False: Carbohydrates are hydrophobic 4. What three monosaccharides have six carbons? _______ _______________________ _______________________ _______________________ 5. What two monosaccharides have five carbons? _______________________ _______________________ 6. Name three disaccharides, and their subunits Disaccharide Subunits _________________ _________________ + __________________ _________________ _________________ + __________________ _________________ _________________ + __________________ 7. Name four polysaccharides ______________________ ______________________ ______________________ ______________________ LIPIDS: 1. True/False: Lipids are hydrophilic _______ 2. Fats and Oils are composed of three long chains of _____________________ and an alcohol called _____________________ 3. True/False: Fats have lots of double bonds in their fatty acid chains _______ 4. True/False: Oils have lots of double bonds in their fatty acid chains _______ 5. Place an “X” next to the saturated molecule Fat: _____ Oil: _____ 6. Phospholipids are composed of two long chains of _____________________ and an alcohol called _____________________ and a polar head called ____________________ 7. How would you describe the shape of a steroid? _________________________ 2 Name: _______________________ PROTEINS: 1. A protein is a long chain of what smaller molecules? _____________________ 2. What are the four levels of protein structure? ______________________ ______________________ ______________________ ______________________ 3. One amino acid is composed of a Carbon attached to what four functional groups? (Refer to Pg. 48, figure 3-18) NUCLEIC ACIDS: 1. A nucleic acid is composed of a sugar and what other two molecules? (Pg. 53; Fig 3-24) _____________________ _____________________ 2. What type of sugar does DNA contain? _____________________ 3. What type of sugar does RNA contain? _____________________ 4. Name another nucleic acid other than DNA and RNA _____________________ 3
