BACE Exam Practice Test questions with complete solutions

What is an example of a product easily found in nature? Antibiotic In a biotechnology lab, what is tap water is best used for? Washing glassware. What is the order of amino acids on a polypeptide chain encoded by? mRNA How do DNA molecules vary from one species to another? Number of genes and non-coding regions. What is agar? Solid media on which bacteria grow. What part of an amino acid differs from one to the other? R group How can colorless proteins be monitored during electrophoresis? PAGE loading dye. Which of the following is an mRNA codon? a. ATA b. UAU c. Tyrosine d. All of the above UAU What is the purpose for SDS during electrophoresis? Denature the proteins and give them a negative charge. Which governmental agency regulates biopharmaceutical products for human use? Food & Drug Administration (FDA) What are the most common molecules in cells? Proteins. Glucose is a ____. Monosaccharide. Where does translation occur in prokaryotes? At the ribosomes. What is the process of making RNA from DNA? Transcription. What is the process by which RNA is decoded and polypeptides are formed? Translation.