Tubulin and microtubules Study guides, Revision notes & Summaries

Test Bank for Genetics A Conceptual Approach, 7th Edition Benjamin Pierce Test Bank for Chapter 2: Chromosomes and Cellular Reproduction Multiple-Choice Questions 1. Which of the following statements is false? a. Errors in chromosome separation are rarely a problem for an organism. b. Errors in chromosome separation can result in a miscarriage. c. Errors in chromosome separation can result in cancer. d. Errors in chromosome separation can result in a child with severe handicaps. e. Erro...

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 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. Autol...

CPHON Exam 93 Questions with Verified Answers G1 - CORRECT ANSWER The first gap, or growth phase, of the cell cycle, consisting of the portion of interphase before DNA synthesis begins. Cell grows larger and produces ribosome and proteins. S - CORRECT ANSWER All 46 chromosomes are replicated in the cells nucleus G2 - CORRECT ANSWER The second gap, or growth phase, of the cell cycle, consisting of the portion of interphase after DNA synthesis occurs. DNA is condensed into rod form . (...

BIOD 101 Module 4 Portage Learning Exam With Complete Solutions Chromosomes - structures of packaged chromatin complexes Somatic cell - All of the body's cells except gametes Number of chromosomes in each somatic cell - 46 (23 pairs) Cell cycle - Process of parent cell replicating its genetic info and dividing into 2 new daughter cells cytokinesis - division of the cytoplasm interphase - G1, S, G2 phases. 90% of cycle time. Gap phase 1 - First phase, growth phase Messenger RNA (mR...

BCH4024 EXAM 1 QUESTIONS WITH ALL ANSWERS REVISED Absence of Vitamin C leads to unstable collagen, ---------and the hydroxyproline stabilizes the collagen - Answer-scurvy AT temperature of -------celsius, collagen with just proline will break down but will break down at -------celsius if it has hydroxyproline - Answer-24, 58 The main driving force of protein folding is ----------- interaction - Answer-hydrophobic ------------are made of alpha and beta tubulin which requires other prote...

ANP1105 - Midterm Exam #1 (2023) || Questions & Solutions (Rated A+) ANP1105 - Midterm Exam #1 (2023) || Questions & Solutions (Rated A+) Mitochondria - ANSWER-Double-membrane structures; site of ATP synthesis; powerhouse of cell Ribosomes - ANSWER-Dense particles consisting of two subunits, each composed of ribosomal RNA and protein; free or attached to rough ER; sites of protein synthesis Rough Endoplasmic Reticulum - ANSWER-Membranous system coiling through the cytoplasm; externally...

DAT BIOLOGY Exam Questions With Verified Answers. Cell Theory: - answer1. all living things are composed of cells 2. cell is the basic fundamental unit of life 3. chemical reactions of life take place inside the cell 4. cells arise from pre-existing cells 5. cells carry genetic information in the form of DNA - passed from parent to daughter cell nucleolus - answer- dense structure in the nucleus where ribosomal RNA synthesis occurs Endoplasmic Reticulum - answer- network of membrane- enc...

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 ...

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...

BIOL 266 Final Exam 2024 Actual Questions and Answers Graded A   BIOL 266 Final Exam 2024 Actual Questions and Answers Graded A = Correct answer = We don’t have the answer Exam 1: MULTIPLE CHOICES: 1. You have isolated a mutant line of mammalian cells deficient in emerin. This mutant line is expected to be impaired in: A. Export of 40S and 60S ribosomal subunits from the nucleus B. Ribosome assembly in the nucleolus C. Transcription of some genes in certain ti...