AP Biology - Biomolecule Activity AP Biology - Biomolecule Activity Perform the following tasks and write your responses in your lab notebook. Perform the following tasks and write your responses in your lab notebook. Carbohydrates Carbohydrates 1. Each team of 2 makes a glucose molecule or a fructose molecule. Then through a 1. Each team of 2 makes a glucose molecule or a fructose molecule. Then through a condensation reaction, synthesize one model of the disaccharide sucrose. See condensation reaction, synthesize one model of the disaccharide sucrose. See Section Section 2.3 and Figure 2.9 in PoL textbook. 2.3 and Figure 2.9 in PoL textbook. 2. Show Ms. Morgan your fructose and water molecules. 2. Show Ms. Morgan your fructose and water molecules. 3. Using PoL or other resources, locate and write down the following: 3. Using PoL or other resources, locate and write down the following: a. The names and biological functions of 3 monosaccharides, 3 a. The names and biological functions of 3 monosaccharides, 3 disaccharides, disaccharides, and three polysaccharides. and three polysaccharides. b. An explanation of why carbohydrates are so soluble in water. b. An explanation of why carbohydrates are so soluble in water. c. The number of calories a gram of carbohydrates yields when oxidized. c. The number of calories a gram of carbohydrates yields when oxidized. See Lipids 1. One team of two makes a glycerol molecule; the other team of two, a molecule of Lipids palmitic acid (fatty acid). See Fig. 2.10. 1. One team of two makes a glycerol molecule; the other team of two, a molecule of 2. Through a condensation reaction, synthesize one model of a monoglyceride. palmitic acid (fatty acid). See Fig. 2.10. 3. Show your molecule monoglyceride and water molecules to Ms. Morgan. 2. Through a condensation reaction, synthesize one model of a monoglyceride. 4. Using Campbell, locate and write down: 3. Show your molecule monoglyceride and water molecules to Ms. Morgan. a. The names, specific examples and biological functions of the two main 4. Using Campbell, locate and write down: lipid “families”. a. The names, specific examples and biological functions of the two main lipid b. An explanation for why lipids, as a group, are not soluble in water. “families”. c. The number of calories a gram of fat yields when oxidized. b. An explanation for why lipids, as a group, are not soluble in water. c. The number of calories a gram of fat yields when oxidized. Proteins 1. One team of two makes a polar amino acid molecule; the other team, a nonpolar Proteins amino acid molecule. See Fig. 3.2 1. One team of two makes a polar amino acid molecule; the other team, a nonpolar * The amino acids in the table are charged. Your model should contain NH2 and amino acid molecule. See Fig. 3.2 COOH rather than the charged form. See pg. 42 * The amino acids in the table are charged. Your model should contain NH2 and 2. Through a condensation reaction, synthesize a dipeptide. See Fig. 3.6 COOH rather than the charged form. See pg. 42 3. Show Ms. Morgan your dipeptide and water molecules. 2. Through a condensation reaction, synthesize a dipeptide. See Fig. 3.6 4. Now let’s make a polypeptide. Combine your dipeptide with another dipeptide in 3. Show Ms. Morgan your dipeptide and water molecules. the class. Continue until everyone has combined their amino acids into a 4. Now let’s make a polypeptide. Combine your dipeptide with another dipeptide in the polypeptide chain. class. Continue until everyone has combined their amino acids into a polypeptide chain. 5. Using PoL, locate and write down the following: 5. Using PoL, locate and write down the following: a. How many different amino acids are there? a. How many different amino acids are there? b. An average protein consists of how many amino acids? b. An average protein consists of how many amino acids? c. If you wanted to predict the solubility of a protein in water, what would c. If you wanted to predict the solubility of a protein in water, what would you you need to know about the amino acid composition? need to know about the amino acid composition? d. What is the number of calories a gram of protein yields when oxidized? d. What is the number of calories a gram of protein yields when oxidized? e. Look at the “Investigation” on page 48. Review the experiment and e. Look at the “Investigation” on page 48. Review the experiment and answer answer the “Analyze the Data” questions. the “Analyze the Data” questions. .