Peptidoglycan - Study guides, Class notes & Summaries

when viewing a smear with the oil immersion lens the final magnification is - ANSWERS1000x;10x ocular x 100X objective what is the purpose of heat fixing - ANSWERSkill the bacteria, adhere to glass anddenature the proteins of bacteria name oneof the stains or regents used in the gram stain procedure - ANSWERSgram crystal violet, gram iodine, gram sfaranin, 95% ethanol why are aseptic techniques used in the lab? - ANSWERSto ensure that we do not contaminate what we are working with as as...

TESTBANK FOR MICROBIOLOGY AN INTRODUCTION 13th EDITION TORTORA COMPLETE. Chapter 1 The Microbial World and You 1.1 Multiple-Choice Questions 1) Microorganisms are involved in each of the following processes EXCEPT A) infection. B) decomposition of organic material. C) O2 production. D) food production. E) smog production. Answer: E Section: 1.1 Bloom's Taxonomy: Remembering Learning Outcome: 1.1 Global Outcome: 5 2) Each of the following organisms would be considered a micro...

MLSC 4341 Exam 3 Questions & Answers 2024/2025 What are some ways to inhibit cell wall synthesis? - ANSWERS-Inhibit cell wall directly (peptidoglycan synthesis) -Inhibit enzymes (bind to enzymes involved in the synthesis) -Inhibit cofactors for cell wall synthesis -Bacitracin What are penicillin binding proteins? - ANSWERS-Enzyme groups in bacteria responsible for producing and maintaining peptidoglycan layer -Structure varies among organisms What are beta lactam agents? - ANSWERS...

Bacteria, archaea & eukaryotes arose __ years ago... - Answer-2.9 Billion Which one is not a cause of infectious death worldwide... - Answer-Ebola __ is the most infectious microbe caused through non-human transmission, while __ is the most infectious microbe caused by human-to-human transmission... - Answer-malaria, measles What is the only eradicated disease in the world... - Answer-small pox Which choice below lists emerging diseases... - Answer-HIV, SARS, Lassa Fever Species that are i...

What sticky layer allows bacteria to attach to surfaces? a. peptidoglycan b. outer membrane c. slime layer d. pilli Correct Answer-c. slime layer Archael cell walls a. do not up take crystal violet b. contain peptidoglycan and specialized polysarcharides c. contains specialized polysarcharides but does not contain peptidoglycan d. cannot be gram stained Correct Answer-b. contain peptidoglycan and specialized polysarcharides Prokaryotic and eukaryotic ribosomes a. are the same siz...

What is a semiautonomous organelle? Correct Answer-organelle with DNA which two organelles are semiautonomous? Correct Answer-mitochondria & chloroplasts what is the endosymbiotic theory? Correct Answer-explains how eukaryotic cells may have evolved from prokaryotic cells what are terms associated with bacterial flagellum? Correct Answer-filament, hook, rod, and rings what type of cell has the most peptidoglycan? Correct Answer-Gram + what is the structural part of the cell wall w...

MCB 2610 Exam 3 Question and answers correctly solved 2024/2025 MCB 2610 Exam 3 functions of bacterial cell wall - correct answer maintains the shape of the bacterium, helps protect the cell from osmotic lysis (rupturing), helps protect from toxic materials, may contribute to pathogenicity cell wall - correct answer peptidoglycan (murein)- rigid structure that lies just outside the cell membrane; two types based on gram stain- gram positive and gram negative peptidoglycan structur...

USMLE STEP 1 Microbiology-1048 Questions with Complete Solutions What is a special cellular component of fungal membrane targeted in anti-fungal medication? - CORRECT ANSWER Ergosterol A major sterol What is the special component of bacterial cell wall? - CORRECT ANSWER Peptidoglycan Where are the normal flora found? Contributions to health? Causes of infection? - CORRECT ANSWER Location: - found on body surfaces contiguous with outside environment (GI, etc.) - Semipermanent (depen...

MCB 3020C Microbiology EXAM 1 Questions and Answers (Graded A)MCB 3020C Microbiology EXAM 1 Questions and Answers (Graded A)MCB 3020C Microbiology EXAM 1 Questions and Answers (Graded A)MCB 3020C Microbiology EXAM 1 Questions and Answers (Graded A)MCB 3020C Microbiology EXAM 1 Questions and Answers (Graded A)MCB 3020C Microbiology EXAM 1 Questions and Answers (Graded A) What are the two types of microbial cells? - ANSWER - Prokaryotic and eukaryotic What is the 3 domains that are based on ...

Lack a nucleus or membrane bound organelles, usually unicellular. Smaller and simpler than most eukaryotic cells. Contain two types of domain Bacteria and Archaea. - Prokaryotic cells Ridged cell wall contains peptidoglycan. Includes a nucleoid (no nucleus) with no membrane-bound organelles. Multiply by binary fission - cell enlarges then divides - Bacteria Bacterial shapes: Coccus Rods (bacillus) Coccobacillus Vibrio Spirillum Spirochete - - Coccus - spherical - Rod (bacillus) - rod ...