β sheets - Study guides, Class notes & Summaries

RNAS C Practice Test Review 437 Questions with Verified Answers A capacitor and resisitor in parallel - CORRECT ANSWER will have same voltage across since in parallel. if in series, voltage drops would occur they can be treated together If the absolute pressure of a gas is increased from 3 atm to 4 atm at constant volume, then the absolute temperature of the gas will increase by: A. 25%. B. 33%. C. 67%. D. 75% - CORRECT ANSWER B. Assuming the validity of the Ideal-Gas law, PV = n...

α-helices and β-sheets are primarily stabilized by which of the following interactions? correct answer: hydrogen bonding Domains are common structural elements that retain a particular function within the protein. Which of the following is an example of a protein domain? correct answer: An arrangement of β-strands connected by α-helices (βαβαβ) How do most enzymes reduce the activation energy needed to move a reaction forward? correct answer: Providing an active site most compl...

UNE Medical Biochemistry Exam 1 Weeks 1-8 Actual Questions and Answers with Verified solutions | Latest Update 2025 W4 Which of the following hormones is best described as anabolic? A) Epinephrine B) Insulin C) Cortisol D) Glucagon - ANSWER Insulin Insulin is an anabolic hormone while all others listed are predominantly catabolic. T1 A 22-year old female presents to the emergency department with acute abdominal pain. She indicates the pain came on rapidly in her mid-abdominal reg...

UNE Medical Biochemistry Midterm Review Already Graded A A family presents for genetic counseling. The couple has two female children who are alive and well; however, their infant son recently died in the nursery with severe hemolysis (lysis of red blood cells) and jaundice. The wife recalls she lost a brother in infancy with severe hemolysis, induced after a viral infection. The physician suspects a glucose-6-phosphate dehydrogenase deficiency, this would result in a deficiency in which of the...

what does the biological activity of a protein depend on? Correct Answer-it's 3D structure and its interaction with other molecules prosthetic group Correct Answer-a metal ion or organic compound (other than an amino acid) covalently bound to a protein and essential to its activity modification types of amino acids Correct Answer- primary structure Correct Answer-a description of the covalent backbone of a polymer, including the sequence of monomeric subunits and any interchain and int...

Which of the following amino acid would not be commonly found in the middle of a an α-helical domain? - Proline. It is considered a 'helix breaker' and would not be found in an alpha helix; all other residues are nonpolar hydrophobic and could reside in a transmemebrane domain. Changes in the physiological variables listed below can alter the affinity of hemoglobin for oxygen. Which of the following will lower the affinity of hemoglobin for oxygen? a) decrease in protons b) increase in...

UNIT 1 - Quizzes And Exam, UNE Medical Biochemistry Unit 1 Test Questions And Answers. Which of the following amino acid would not be commonly found in the middle of a an α-helical domain? - correct answer. Proline. It is considered a 'helix breaker' and would not be found in an alpha helix; all other residues are nonpolar hydrophobic and could reside in a transmemebrane domain. Changes in the physiological variables listed below can alter the affinity of hemoglob...

UNIT 1 - Quizzes and Exam, UNE medical biochemistry Unit 1 Test Exam Questions With Correct Answers Which of the following amino acid would not be commonly found in the middle of a an α-helical domain? - answerProline. It is considered a 'helix breaker' and would not be found in an alpha helix; all other residues are nonpolar hydrophobic and could reside in a transmemebrane domain. Changes in the physiological variables listed below can alter the affinity of hemoglobin for oxygen. Whi...

Which of the following amino acid would not be commonly found in the middle of a an α-helical domain? - correct answer Proline. It is considered a 'helix breaker' and would not be found in an alpha helix; all other residues are nonpolar hydrophobic and could reside in a transmemebrane domain. Changes in the physiological variables listed below can alter the affinity of hemoglobin for oxygen. Which of the following will lower the affinity of hemoglobin for oxygen? a) decrease in proto...

UNIT 1 - Quizzes and Exam, UNE medical biochemistry Unit 1 Test Exam Questions With Correct Answers Which of the following amino acid would not be commonly found in the middle of a an α-helical domain? - answerProline. It is considered a 'helix breaker' and would not be found in an alpha helix; all other residues are nonpolar hydrophobic and could reside in a transmemebrane domain. Changes in the physiological variables listed below can alter the affinity of hemoglobin for oxygen. Whi...