This quiz works best with JavaScript enabled. Home > Biochemistry > General > Biochemistry – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Biochemistry Quiz 9 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Proteins are made up of long chains of ..... A) Amino Acids. B) Lipids. C) Saccharides. D) Polysaccharides. Show Answer Correct Answer: A) Amino Acids. 2. Which biochemistry area that describe the language for communication inside and between cells? A) Conformational. B) Metabolism. C) Informational. D) None of above. Show Answer Correct Answer: C) Informational. 3. Inorganic Compounds do NOT contain Hydrogen and ..... together. A) Potassium. B) Oxygen. C) Carbon. D) Nitrogen. Show Answer Correct Answer: C) Carbon. 4. What is the mass of an atom if it has 11 protons, 12 neutrons, and 11 electrons? A) 22. B) 11. C) 34. D) 23. Show Answer Correct Answer: D) 23. 5. Which nutrient provides the body with the ready source of energy? A) Fats. B) Carbohydrates. C) Protein. D) Fiber. Show Answer Correct Answer: B) Carbohydrates. 6. All organic compounds contain the element A) Carbon. B) Nitrogen. C) Phosphorus. D) Sulfur. Show Answer Correct Answer: A) Carbon. 7. Butter and oil are examples of food composed of A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: B) Lipids. 8. Which is an example of a nucleic acid? A) Oil. B) Sugar. C) DNA. D) Red meat. Show Answer Correct Answer: C) DNA. 9. Which macromolecule contains phosphorus? (Always true, not Sometimes true) A) Carbohydrates. B) Lipids. C) Nucleic Acids. D) Proteins. Show Answer Correct Answer: C) Nucleic Acids. 10. Which is the correct formula for a polysaccharide? A) C6H12O6. B) C12H24O12. C) C12H22O11. D) (C6H10O5)n. Show Answer Correct Answer: D) (C6H10O5)n. 11. What kind of molecule is water? A) Ionic. B) Polar Covalent. C) Nonpolar Covalent. D) Metallic. Show Answer Correct Answer: B) Polar Covalent. 12. Which of the big 4 is your body's main source of quick energy? A) Lipids. B) Proteins. C) Nucleic acids. D) Carbohydrates. Show Answer Correct Answer: D) Carbohydrates. 13. The building blocks (or monomers) of Complex Carbohydrates are ..... A) Amino Acids. B) Nucleic Acids. C) Monosaccharides. D) Glycerols. Show Answer Correct Answer: C) Monosaccharides. 14. Examples of nucleic acids? A) DNA and RNA. B) Carbohydrates. C) Potatoes. D) Meats. Show Answer Correct Answer: A) DNA and RNA. 15. What are the monomer units of a protein? A) Fatty Acid. B) Amino Acid. C) Nucleotide. D) Sugar. Show Answer Correct Answer: B) Amino Acid. 16. A type of bond, unequal sharing of electrons; otherwise, assymetrical. A) Covalent. B) Ionic. C) Polar covalent. D) Single covalent. Show Answer Correct Answer: C) Polar covalent. 17. Which of the following options correctly pairs a polymer and its monomer? A) Collagen, nucleic acids. B) RNA, ribose. C) Cellulose, amino acids. D) DNA, nucleotides. Show Answer Correct Answer: D) DNA, nucleotides. 18. What level of protein structure is the folding into a complex shape? A) Primary. B) Secondary. C) Tertiary. D) Quaternary. Show Answer Correct Answer: C) Tertiary. 19. Organic compounds are all bonded ..... A) Covalently. B) Ionically. C) Well. D) With Hydrogen bonds. Show Answer Correct Answer: A) Covalently. 20. The distortion (change in shape) of enzyme molecules which occurs at high temperatures is known as A) Synthesis. B) Specificity. C) Replication. D) Denaturation. Show Answer Correct Answer: D) Denaturation. ← PreviousNext →Related QuizzesBiochemistry QuizzesBiochemistry Quiz 1Biochemistry Quiz 2Biochemistry Quiz 3Biochemistry Quiz 4Biochemistry Quiz 5Biochemistry Quiz 6Biochemistry Quiz 7Biochemistry Quiz 8Biochemistry Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books