Usabo Study guides, Class notes & Summaries

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 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...

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 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 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 Practice Questions with Verified Solutions What enzyme does HIV use to convert RNA to DNA? Reverse Transcriptase The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. 5'...RNA polymerase Which of the following is TRUE of prokaryotes? I. Simultaneous transcription and translation II. Presence of intron sequences III. Circular DNA I and III only Integral transmembrane proteins are proteins imbedded in the cell membrane...

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 Open Exam Latest Update Already Passed Both amino acids and nucleotides form complex chains. Select all the answers below that are accurate. A. The chains formed by both have polar phosphate groups. B. Both contain peptide bonds. C. Both contain nitrogen. D. The chains formed by both can be lysed by trypsin. E. The sequence of chains both form from preexisting templates. C. Both contain nitrogen. E. The sequence of chains both form from preexisting templates. When a popul...

USABO Animal Anatomy and Physiology Study Guide Rated A+ biological form is known as this anatomy biological function is known as this physiology this term means tapered on both ends; streamlined body contour fusiform rate of exchange (for things like nutrients, waste products, and gases) is proportional to this (membrane) surface area amount of material exchanged is proportional to this volume as body size increases, the ratio of surface area to volume ___creases de as ...

USABO Open Exam Questions and Answers 100% CorrectUSABO Open Exam Questions and Answers 100% CorrectUSABO Open Exam Questions and Answers 100% CorrectUSABO Open Exam Questions and Answers 100% Correct Which statement is true about enzymes? Enzymes A. Are made up of a base containing nitrogen, phosphate, and ribose. B. Have activity that is independent of temperature and pH. C. Lose some or all of their normal activity when their 3-D structure is disrupted. D. Provide the activation energy...