1.What kind of organic compound contains C,H,O,N,P? a. Protein b. Lipids c. Carbohydrates d. Nucleic Acids 2.Thymine is replaced in RNA with a. Guanine b. Cytosine c. Adenine d. Uracil 3. The key energy source for cells is a. Maltose b. Fructose c. Glucose d. Galactose 4.Which of the following is the linkage between amino acids to create polypeptide chain of proteins? * a. phosphodiester bond b. glycosidic bond c. ester bond d. peptide bond 5. What is the monomer for nucleic acids? a. nucleoside b. nucleus c. nucleotide d. nuclear pore 6. What process occurs in breaking down bonds of polymers to produce monomers? a. hydrolysis b. dehydration sythesis c. condensation reactions d. none of the above 7. Which is NOT an organic biological macromolecule? a. lipids b. carbohydrates c. proteins d. minerals 8. Which is NOT an example of lipid? a. steroids b. waxes c. triglycerides d. enzymes 9.Which is TRUE about carbohydrates? a. The main function of carbohydrates is to store and provide energy. b. Carbohydrates can hasten chemical reactions, transport substances, and provide structural support. c. Carbohydrates are the reserved sources of energy. The energy stored in their bonds is used by the body for fuel. d. Carbohydrate contains the genetic instructions for the development and functioning of organisms. 10. It is the stored form of sugars in plants and is made up of glucose monomers. a. glycogen b. cellulose c. starch d. chitin