Bio 203 final exam 2024 Guías de estudio, Notas de estudios & Resúmenes

BIO 203 final exam(2024 Latest Update)(Rated A+) List the 3 different fluid compartments of the body. - ANSWER Intracellular Fluid, Interstitial Fluid, Plasma What is the definition of homeostasis? - ANSWER The regulation of the body's internal environment in a narrow range Describe the difference between intrinsic and extrinsic regulation - ANSWER Intrinsic is local to the regulated area. Extrinsic is regulating an area from somewhere else usually the nervous or endocrine system. ...

Bio 203 Final Exam Complete Questions And Answers(2024 Latest Update)!! What is the reason that closely linked genes are typically inherited together? - ANSWER the likelihood of a crossover event between these two genes is low All female mammals have one active X chromosome per cell instead of two. What causes this? - ANSWER activation of the XIST gene on the X chromosome that will become the Barr body In his transformation experiments, what did Griffith observe? - ANSWER Mixing a heat-ki...

RNA polymerase - ANSWER pries the two strands of DNA apart and joins the RNA nucleotides as they base-pair along the DNA templates promoter - ANSWER DNA sequence where RNA polymerase attaches and initiates transcription Synthesis of RNA transcript - ANSWER initiation; elongation; termination synthesis of RNA transcript initiation - ANSWER after RNA polymerase binds to the promoter, the DNA strands unwind, and the polymerase initiates RNA synthesis at the start point of the template stra...

The primary action of a drug that dilates the veins and venules would be able to - ANSWER reduce preload According to Starling's Law of the Heart, the force of contraction of the myocardium increases with increased - ANSWER preload A coronary artery embolism is often cleared by injecting - ANSWER plasminogen activator Calcium channel blockers, beta-blockers, angiotensin-converting enzyme inhibitors and angiotensin receptor blockers are all used to treat - ANSWER hypertension One of ...

Their hypothesis is that the terminal NAG, and no the protein component, is responsible for the damage to the cell wall in H. Pylori. What would be the most appropriate control for testing this hypothesis. - ANSWER Grow H. pylori in a test tube with a glycoprotein that has its terminal NAG removed. Using the pH scale on the right, pure water has _____ H+ in solution than tomatoes - ANSWER 1000 less If a double-stranded DNA sample was composed of 10 percent thymine, what would be the percen...

Why study developmental bio - ANSWER Birth defects, regentitive medicine What does Develop bio include - ANSWER The development of a zygote to an embryo Early D.B - ANSWER All existed from beginning, Microscopes then proved this to be wrong. What is the true way in how we are formed - ANSWER Epigenesis. prved by August weissman Sea urchin experiment. What are the two hypothesies on how cells become different? - ANSWER Regulative and Mosaic Regulative Theory - ANSWER if a part is m...

List 3 important pressures necessary for respiration to take place. - ANSWER alveolar intra-alveolar intrapleural List the 6 respiratory muscles and what type of breathing are they important for. - ANSWER Diaphragm- normal quiet breathing for respiration External intercostals- normal quiet breathing for inspiration Abdominal muscles- used for force expiration Internal intercostals- used for forced expiration Scalenes- used for enhanced inspiration above normal respiration Sternocleido...