Tubulin - Study guides, Class notes & Summaries

Which one of the following statements about microtubules in vivo versus in vitro is correct? a. The plus end polymerizes faster in vitro; the minus end polymerizes faster in vivo. b. There is no polarity to a microtubule in vitro but there is polarity to a microtubule in vivo. c. Tubulin is added to an in vitro microtubule as a dimer; tubulin is also added to an in vivo microtubule as a dimer. d. Only the plus end of a microtubule is capable of polymerizing in vitro; both ends are capable o...

Time it takes for amount of drug to fall to half of its value, constant in first order kinetics (majority of drugs) correct answers Half-life (T1/2) Inducers of Cytochrome P450 (CYP450) (4) correct answers Barbiturates Phenytoin Carbamazepine Rifampin Inhibitors of CYP450 correct answers Cimetidine Ketoconazole Erythromycin Isoniazid Grapefruit Their MOA utilizes intracellular receptors: correct answers Thyroid and steroid hormones This compound's MOA utilizes transmembrane ...

TEST BANK FOR DAVIS ADVANTAGE FOR PATHOPHYSIOLOGY 2nd EDITION BY CAPRIOTTI 2024 ALL CHAPTERS INCLUDED. Chapter 1, The Cell in Health and Illness Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Which statement regarding the sodium–potassium pump is correct? 1. The cell’s plasma membrane is more soluble to sodium ions than potassium ions. 2. The concentration of sodium ions should be higher inside the cell compartment. 3. The conce...

Testbank for Biology 2nd Edition from OpenStax College ISBN 9781947172517Chapter 1 1 Figure 1.6 1: C; 2: F; 3: A; 4: B; 5: D; 6: E. The original hypothesis is incorrect, as the coffeemaker works when plugged into the outlet. Alternative hypotheses include that the toaster might be broken or that the toaster wasn't turned on. 3 Figure 1.16 Communities exist within populations which exist within ecosystems. 4 B 6 D 8 C 10 C 12 B 14 D 16 Answers will vary, but should apply the steps of the scienti...

Chapter 1, The Cell in Health and Illness Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Which statement regarding the sodium–potassium pump is correct? 1. The cell’s plasma membrane is more soluble to sodium ions than potassium ions. 2. The concentration of sodium ions should be higher inside the cell compartment. 3. The concentration of potassium ions should be higher outside the cell compartment. 4. The active transport invo...

PMC Prep Exam 4 Questions with 100% Correct Answers 2024/2025 Which of the following drugs can result in formation of kidney stones? A) Pegloticase B) Anakinra C) Aspirin D) Lesinurad - ANSWERSD) Lesinurad Which of the following exerts it's anti-mitotic effect by binding to tubulin and preventing polymerization into microtubules? A) Prednisone B) Colchicine C) Allopurinol D) Febuxostat - ANSWERSB) Colchicine What does probenecid do to the rate of urate excretion? ...

What are the 3 primary types of protein filamanets?  Actin microfilaments, intermediate filaments, microtubules What is the thinnest, most flexible component of the cytoskeleton?  Actin filaments What are actin filaments made of?  Globular actin monomers with their own ATP binding site What end of an actin filament is growing?  Plus end What are hollow, nonbranching cylinders made of 13 parallel protofilaments?  Microtubules What is at the minus end of microtubules? ...

. Which statement regarding the sodium–potassium pump is correct? 1. The cell’s plasma membrane is more soluble to sodium ions than potassium ions. 2. The concentration of sodium ions should be higher inside the cell compartment. 3. The concentration of potassium ions should be higher outside the cell compartment. 4. The active transport involves pumping out three sodium ions and pumping in two potassium ions. 2. In the absence of oxygen, which cellular function creates the same amo...

Which statement regarding the sodium-potassium pump is correct? 1. The cell’s plasma membrane is more soluble to sodium ions than potassium ions. 2. The concentration of sodium ions should be higher inside the cell compartment. 3. The concentration of potassium ions should be higher outside the cell compartment. 4. The active transport involves pumping out three sodium ions and pumping in two potassium ions. 2. What is the process in which glucose is used to create energy? 1. Autolysis ...

________ are examples of prokaryotes because prokaryotes have a _________ which Eukaryotes do not A)Bacteria; nucleoid B) Archeae; mitochondria C) Bacteria; plasma membrane D) Fungi; plasmid E) Plantae; chromatin A Which of the following label the mitochondria and the golgi apparatus, respectively? A) 4 and 1 B) 2 and 4 C) 3and 2 D) 2 and 5 E) 3 and 5 C major site of ATP production, so it is the organelle responsible for aerobic respiration in eukaryotes mitochondria organelle active in modif...