BACE Exam review Question and Answer 2023
Which of the following is an example of a product easily found in nature? - Antibiotic In a biotechnology lab, tap water is best used for - washing glassware The order of amino acids on a polypeptide chain is 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 Which of the following is an mRNA codon? ATA UAU Tyrosine All of the above - UAU How can colorless proteins be monitored during electrophoresis? - PAGE loading dye 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 and Drug Administration What are the most common molecules in cells? - Proteins Glucose is a - Monosaccharide Where does translation occur in prokaryotes? - At the ribosomes The process of making RNA from DNA is called - Transcription The process by which RNA is decoded and polypeptides are formed: - Translation Autonomously replicating small circles of DNA present in some bacteria - Plasmids Modifications of DNA in an organism is called - Genetic Engineering Parkinson's, diabetes, and cystic fibrosis (CF) are examples of - Genetic Disorders Organism that does not have nucleus or membrane bound organelle, so DNA is contained in cytoplasm - Prokaryotes Helps researchers measure amount of protein present - Concentration assays Determines the amount and length of activity for a given enzyme or drug in a test organism - Potency assays Test that show if a specific enzyme or drug is present and conducting the expected reaction - Activity assays Tests used for understanding the relationship between dosage and activity of a given pharmaceutical drug - PK/PD assays
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