Lag phase - Study guides, Class notes & Summaries

Microbiology Straighterline Final Exam 2023 Questions and Answers. phylogeny - ANSWER The study of evolutionary relationships among organisms is called ______. Last Universal Common Ancestor - ANSWER The three cell types discussed, eukaryotes, archaea, and bacteria, all derived from ______. always harmful to their host - ANSWER Organisms called parasites are ______. Thermal hot springs warmed by heat from earth's interior - ANSWER Which of the following does not indicate microbe involveme...

Binary Fission - Answer-Most common form of bacterial reproduction Binary Fission 4Basic Steps - Answer-1.Growth of cell size and increase in cell components 2.Replication of DNA 3.Division of the cytoplasm (cytokinesis) 4.Septum formation and division of daughter cells Z ring Assembly - Answer-•Cytokinesis is directed by FtsZ protein •FtsZ assembles Z ring to form divisome •Divisome activates production of peptidoglycan and septum Generation Time - Answer-•Generation Time (Doub...

MICR 221 MIDTERM TEST QUESTIONS WITH ANSWERS ALL UPDATED! What are trace elements? - Answer-very little in media since they are present in sufficient amounts as contaminants of the major things being added to the media, cofactors for key enzymes, copper, cobalt, manganese, zinc, nickel How is the requirement for carbon, oxygen and hydrogen met? - Answer-add a single organic compound like glucose or protein What carbon source do autotrophs use; heterotrophs? - Answer-carbon dioxide; reduce...

Binary Fission : Most common form of bacterial reproduction Binary Fission 4Basic Steps : 1.Growth of cell size and increase in cell components 2.Replication of DNA 3.Division of the cytoplasm (cytokinesis) 4.Septum formation and division of daughter cells Z ring Assembly : •Cytokinesis is directed by FtsZ protein •FtsZ assembles Z ring to form divisome •Divisome activates production of peptidoglycan and septum Generation Time : •Generation Time (Doubling Time) - time takes ...

4 Basic Steps of binary fission - Answer-1. Growth of cell size 2. Replication of DNA 3. Division of cytoplasm 4. Septum formation & cell division Z Ring Assembly - Answer-FtsZ assembles Z ring to form divisome Generation Time - Answer-time it takes to double the population Lag Phase - Answer-Cells adjust to culture medium; no change in population What factors determine the duration of the lag phase? - Answer-Genetic makeup, media composition, initial inoculum size During which phase of...

A GUIDE TO THE PROJECT MANAGEMENT BODY OF KNOWLEDGE TEST BANK 5th edition Library of Congress Cataloging-in-Publication Data A guide to the project management body of knowledge (PMBOK® guide). -- Fifth edition. pages cm Includes bibliographical references and index. ISBN 978-1-935589-67-9 (pbk. : alk. paper) 1. Project management. I. Project Management Institute. II. Title: PMBOK guide. HD69.P75G845 2013 658.4’04--dc23 ISBN: 978-1-935589-67-9 Published by: Project M...

4 Basic Steps of binary fission : 1. Growth of cell size 2. Replication of DNA 3. Division of cytoplasm 4. Septum formation & cell division Z Ring Assembly : FtsZ assembles Z ring to form divisome Generation Time : time it takes to double the population Lag Phase : Cells adjust to culture medium; no change in population What factors determine the duration of the lag phase? : Genetic makeup, media composition, initial inoculum size During which phase of the growth curve is it most ap...

4 basic steps of bacterial reproduction Ans- 1. growth of cell size & increase in cell components 2. replication of DNA 3. division of the cytoplasm (cytokineses) 4. septum formation and division of daughter cells generation time Ans- time takes to double population E. coli generation time Ans- 20 minutes B. subtilis generation time Ans- 120 min S. aureus generation time Ans- 30 min. M.tuberculosis generation time Ans- 15-20 hrs closed cultures have ___ resources Ans- infinite c...

WGU C722 FINAL EXAM!! Q&A – PROJECT MANAGEMENT (Guaranteed Score A+) Three essential drivers that must be achieved to generate positive characteristics in project teams *** Cohesiveness, Trust, Motivation The five stages Dr. Bruce Tuckman (1965) introduced of group development *** Forming, Storming, Norming, Performing, Adjorning Forming *** In this stage, team members may be meeting for the first time. Often, no one really knows much about anyone else on the team. It may be prematur...

Four phases of bacterial presence in food - ACCURATE ANSWERS 1. Lag Phase, 2. Log Phase, 3. Stationary Phase, 4. Death Phase Log phase - ACCURATE ANSWERS Most essential phase of bacterial presence in food due to the fastest increase in populations Lag phase - ACCURATE ANSWERS Time/temp play an important role in keeping bacteria in this phase (where numbers are less dangerous and growth is slowed) Norwalk virus - ACCURATE ANSWERS Rarely a pathogen associated with shellfish Hepatitis A...