BME Exam 2 (CMBT) EXAM QUESTIONS WITH ANSWERS

BME Exam 2 (CMBT) EXAM QUESTIONS WITH ANSWERS Biotech - ANSWER- Use of living systems and organisms to develop products Examples of Biotech - ANSWER- Pharmacueticals, GMO foods, Vaccines 3 different flu vaccine manufacturing techniques - ANSWER- 1.) egg based production 2.)cell based production (start with eggs and culture in mammalian cells) 3.) recombinant DNA based production Just remember these two things no real question - ANSWER- recombinant insulin Enzyme technology Juxtacrine - ANSWER- cell-cell direct contact Autocrine - ANSWER- cell secretes ligands that bind to its own receptors Paracrine - ANSWER- Cell secrets ligands that bind to other cells receptors Endocrine - ANSWER- ligands flow through bloodstream to other cells Receptor - ANSWER- protein present on or in a cell to receive a signal Ligand - ANSWER- ion molecule or protein that binds to a receptor Agonists - ANSWER- act like a ligand Antagonists - ANSWER- bind but do not activate (block signaling) What are the three types of hormones? - ANSWER- 1.) protein and peptide hormones 2.)Steroids 3.)Amine steroids Protein and petide hormones - ANSWER- what most hormones are (3-200amino acids) Steroids - ANSWER- Hormones that stem from cholesterol (they are small soluble lipids) Amine Steroids - ANSWER- Carbon ring structures (held in secretory vesicles) Concentration of hormones= - ANSWER- secretion-clearance