2024 usabo - Study guides, Class notes & Summaries

USABO 2024 Mass Deck Questions and Answers with Complete Solutions 100% Correct

USABO PRACTICE EXAM 2024 WITH 100% CORRECT ANSWERS What enzyme does HIV use to convert RNA to DNA? - correct answer Reverse Transcriptase The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. - correct answer 5'...RNA polymerase Which of the following is TRUE of prokaryotes? I. Simultaneous transcription and translation II. Presence of intron sequences III. Circular DNA - correct answer I and III only Integral transmembra...

USABO OPEN EXAM 2024 WITH 100% CORRECT ANSWERS Why is myelin important in the nervous system? A. It allows signals to travel faster along axons because depolarization occurs only at myelinated locations. B. It allows signals to travel faster along axons because depolarization occurs only at nonmyelinated locations. C. It bundles the dendrites of adjacent neurons together. D. It increases capacitance across the cell membrane, which helps electrical signals to leave the axons. E. It tr...

USABO Exam Review With 100% Correct Answers 2024

USABO 2024 Exam Questions with Correct Answers Peripheral proteins - Answer-Bound to the surface of the membrane What are the 6 major functions of proteins? - Answer-Transport, enzymatic, signal, cell-to-cell recognition, intercellular joining, and attachment to cytoskeleton Glycolipids - Answer-Membrane carbohydrates that are covalently bonded to lipids Glycoproteins - Answer-Membrane carbohydrates that are covalently bonded to proteins Transport proteins - Answer-Allow passage ...

USABO 2024 Mass Deck Latest Update 100% Correct Mycorrhizae Symbiotic organisms (aka symbionts) with plants that live on their roots, helping the plant gain nutrients Nerve net A nervous system that moves neural signals in all directions from the stimuli, found in invertebrates like hydra Malpighian tubules Tubes in an insect that help with osmoregulation and excretion; they move waste into the main gut for removal. "Kidneys" of arthropods, they absorb ammonium and convert it i...

USABO Open Final Exam 2024 Questions and Answers. Questions 1 and 2. Please use the following options to answer the following three questions. Each choice may be used once, more than once, or not at all. A. Actin. B. Myosin. C. Dynein. D. Kinesin. E. Cyclin. 1. In the extracellular matrix of an animal cell, you would like to test the binding partner of integrins in vitro. Integrins would most likely require firm attachment to which of the above option? A 2. You are working with Dr. Lee...

USABO Practice Exam With 100% Correct Answers 2024

USABO Open Exam 2024 Question and Answers | 100%Verified & Updated | Graded A. 1. A student in lab is characterizing an unknown chain of amino acids and finds large numbers of lysine residues. Which of the following would be the location of their discovery? A. Alpha-helix interior. B. Histone tail. C. Magnesium-associated domain. D. Steroid center. E. Transmembrane domain. 2. Based on Graphs A and B below, would Taxol or colchicine be more likely to have a positive effect on cell divis...