This quiz works best with JavaScript enabled. Home > Biology > Molecular > Molecular Biology – Quiz 58 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Molecular Biology Quiz 58 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which statement best compares aerobic and anaerobic respiration? A) Less ATP is generated during anaerobic respiration than during aerobic respiration. B) More water is generated during anaerobic respiration than during aerobic respiration. C) More oxygen is generated during anaerobic respiration than during aerobic respiration. D) Less lactic acid is generated during anaerobic respiration than during aerobic respiration. Show Answer Correct Answer: A) Less ATP is generated during anaerobic respiration than during aerobic respiration. 2. Following transcription in eukaryotes, the RNA transcript A) Is processed to remove exons from the raw transcript. B) Is processed to insert exons into the raw transcript. C) Is processed to add a 5 prime cap and a 3 prime tail. D) Is processed to add a 3 prime cap and a 5 prime tail. Show Answer Correct Answer: C) Is processed to add a 5 prime cap and a 3 prime tail. 3. The enzyme that helps to remove the introns A) Spliceosomes. B) Splicing. C) SnRNA. D) SNRIP. Show Answer Correct Answer: A) Spliceosomes. 4. What suffix is commonly applied to enzymes? A) -ase. B) -ose. C) -ter. D) -ice. Show Answer Correct Answer: A) -ase. 5. Original: ATC CATMutation: ATC GCATWhat mutation occurred? A) Deletion. B) Insertion. C) Silent. D) Transverse. Show Answer Correct Answer: B) Insertion. 6. Which IS an example for Nucleic Acids? A) DNA/RNA. B) Grapes. C) Fish. D) Potato. Show Answer Correct Answer: A) DNA/RNA. 7. A difference between DNA and RNA is RNA has which of the following bases? A) Adenine. B) Uracil. C) Thymine. D) Cytosine. Show Answer Correct Answer: B) Uracil. 8. Where in the cell does DNA replication occur? A) Always the cytoplasm. B) Always the nucleus. C) In the cytoplasm in eukaryotes and the nucleus in prokaryotes. D) In the cytoplasm in prokaryotes and the nucleus in eukaryotes. Show Answer Correct Answer: D) In the cytoplasm in prokaryotes and the nucleus in eukaryotes. 9. Which is the main source of energy used in all body processes? A) Fats. B) Protein. C) Glucose. D) None of above. Show Answer Correct Answer: C) Glucose. 10. Which enzyme uncoils the DNA? A) Topoisomerase. B) Helicase. C) Polymerase. D) Ligase. Show Answer Correct Answer: A) Topoisomerase. 11. Which substance must be transported in the blood by lipoprotein complexes? A) Cholesterol. B) Oxygen. C) Sodium chloride. D) Amino acids. Show Answer Correct Answer: A) Cholesterol. 12. What happens in the Denature step of PCR? A) The DNA nucleotides are broken apart. B) The base-pairing rules for DNA are reversed. C) The double-stranded DNA is separated into two single strands of DNA. D) None of above. Show Answer Correct Answer: C) The double-stranded DNA is separated into two single strands of DNA. 13. Which activities can most effectively increase energy levels, increase respiration, and burn calories? A) Jogging. B) Napping. C) Weightlifting. D) None of above. Show Answer Correct Answer: A) Jogging. 14. When a dipeptide is formed from two amino acids which type of reaction takes place? A) Denaturing of amino acids. B) Condensation reaction. C) Hydrolysis reaction. D) A reaction which is catabolism. Show Answer Correct Answer: B) Condensation reaction. 15. Cells with a nucleus and membrane-bound organelles are called ..... A) Prokaryotes. B) Eukaryotes. C) Bacteria. D) Protists. Show Answer Correct Answer: B) Eukaryotes. 16. What is the relationship between a protein, a cell, and DNA? A) DNA -> Protein -> RNA. B) Protein -> RNA -> DNA. C) RNA -> DNA -> Protein. D) DNA -> RNA -> Protein. Show Answer Correct Answer: D) DNA -> RNA -> Protein. 17. HISTORY: Discovered that A and T bond together and C and G bond together..... A) Watson and Crick. B) Rosalind Franklin. C) Fredrick Griffeth. D) Erwin Chargaff. Show Answer Correct Answer: D) Erwin Chargaff. 18. What is meant by the description "antiparallel" regarding the strands that make up DNA? A) The twisting nature of DNA creates nonparallel strands. B) One strand is positively charged and the other is negatively charged. C) The 5' to 3' direction of one strand runs counter to the 5' to 3' direction of the other strand. D) Base pairings create unequal spacing between the two DNA strands. Show Answer Correct Answer: C) The 5' to 3' direction of one strand runs counter to the 5' to 3' direction of the other strand. 19. What is the definition of metabolism? A) The rate of digestion in an organism. B) Is the web all of the enzymatic reactions that take place inside a living organism. C) The breakdown of larger molecules into smaller molecules. D) The synthesis of complex molecules from monomers. Show Answer Correct Answer: B) Is the web all of the enzymatic reactions that take place inside a living organism. 20. What is the backbone of DNA made of? A) Nitrogen bases. B) Amino acids. C) Double H. D) Sugar & Phosphate. Show Answer Correct Answer: D) Sugar & Phosphate. ← PreviousNext →Related QuizzesBiology QuizzesMolecular Biology Quiz 1Molecular Biology Quiz 2Molecular Biology Quiz 3Molecular Biology Quiz 4Molecular Biology Quiz 5Molecular Biology Quiz 6Molecular Biology Quiz 7Molecular Biology Quiz 8Molecular Biology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books