Microbiology: An Introduction (13th Edition)
13th Edition
ISBN: 9780134605180
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case, Derek Weber, Warner Bair
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 4, Problem 10MCQ
The antibiotic amphothericin B disrupts plasma membranes by combining with sterols; it will affect all of the following cells except
- a. animal cells.
- b. gram-negative bacterial cells.
- c. fungal cells.
- d. Mycoplasma cells.
- e. plant cells.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
A bacterium has the following characteristics:∙ It adheres to the human intestinal lining using a feature that protects it from phagocytes, bacteriophages, and dehydration∙ It can survive being boiled∙ It contains no plasmids and relatively little peptidoglycanWhich of the following characteristics allows this bacterium to adhere to the intestinal lining?
Group of answer choices
A. fimbriae
B. pili
C. an endospore
D. a flagellum
what is the mechanism of action for penicillins?
a. injury to plasma membrane
b. inbibition of protein synthesis
c. inhibition of cell wall synhesis
d. inhibition of nucleic acid synthesis
e. none of the above describes the mechanism of action for penicillins
was used by Joseph Lister to clean wounds and surgical instruments: A.Antibiotics
b.Chlorine water Carbonic acid dAntitoxins
e. Carbolic acid
Which one of the following does not apply to the bacterial glycocalyx?
It is not responsible for virulency
b .It allows the organism to resist drying
C. It may allow an organism to resist phagocytosis
d.It is composed of carbohydrates
E. It is enclosed by the cell wall
Chapter 4 Solutions
Microbiology: An Introduction (13th Edition)
Ch. 4 - DRAW IT Diagram each of the following flagellar...Ch. 4 - Endospore formation is called (a) _____. It is...Ch. 4 - DRAW IT Draw the bacterial shapes listed in (a),...Ch. 4 - Match the structures in column A to their...Ch. 4 - Why is an endospore called a resting structure? Of...Ch. 4 - Compare and contrast the following a. simple...Ch. 4 - Prob. 7RCh. 4 - Starch is readily metabolized by many cells, but a...Ch. 4 - Match the characteristics of eukaryotic cells in...Ch. 4 - NAME IT What group of microbes is characterized by...
Ch. 4 - Which of the following is not a distinguishing...Ch. 4 - Which statement best describes what happens when a...Ch. 4 - Which statement best describes what happens when a...Ch. 4 - Which statement best describes what happens when a...Ch. 4 - Which of the following statements best describes...Ch. 4 - Which of the following is false about fimbriae? a....Ch. 4 - Which of the following pairs is mismatched? a....Ch. 4 - Which of the following pairs is mismatched? a....Ch. 4 - You have isolated a motile, gram-positive cell...Ch. 4 - The antibiotic amphothericin B disrupts plasma...Ch. 4 - How can prokaryotic cells be smaller than...Ch. 4 - The smallest eukaryotic cell is the motile alga...Ch. 4 - Two types of prokaryotic cells have been...Ch. 4 - In 1985, a 0.5-mm cell was discovered in...Ch. 4 - When E. coli cells are exposed to a hypertonic...Ch. 4 - Clostridium botulinum is a strict anaerobe; that...Ch. 4 - A South San Francisco child enjoyed bath time at...Ch. 4 - Live cultures of Bacillus thuringiensis (Dipel)...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- A microbe that is completely dependent on host cells for processes like transcription and translation” would describe which of the following? Select one: a. An intracellular protist parasite. b. A virus. c. A commensal bacterium. d. An intracellular bacterial pathogen. poiling yourself, you decide to eat at a fancy fish restaurant. One type of fish must be prepared carefully to remove a toxin that can cause paralysis. What type of channel is the toxin likely to affect? Select one: a. Voltage. b. Terminal. c. Mechanical. d. Positive.arrow_forwardWhat feature does Bacillus and Clostridium have in common that is not found among most other bacteria? a. Axial filamentb. Form Endosporesc. High concentration of lipids in cell wall d. Branching cellse. Obligate Intracellular Parasite All of the following pertain to the plague except... a. Rats are reservoirs b. Fleas serve as vectorsc. Outbreaks have never occurred in the U.S.d. Pneumonic type transmitted by aerosol droplets e. Produces swollen lymph nodes Which is not true of virus capsids?a. They surround and protect viral nucleic acidb. Always icosahedral in shapec. Remain outside of host bacterial cells while the nucleic acid is injected into the bacterial celld. Enters host animal cells together with the nucleic acid e. Made up of protein subunits called capsomeres All viruses have: a. DNA b. RNAc. Envelopesd. Glycoprotein spikes e. Host specificity Use the following to select the sequence of events during replication of DNA viruses in animal cells:1 = replication…arrow_forwardFor bacteria to infect cells, it produces an extracellular protease that destroys tissue structure particularly transmembrane proteins. The bacteria are grown in culture so that the protease can be isolated. Then the culture is centrifuged. In which sample would the protease be most likely found? A. Precipitate containing whole bacteria B. Cell-free filtrate; that is, the supernatant C. The lysate of the whole culture D. Lysed bacteria only E. All of thesearrow_forward
- The first step for directly linking a microbe to a specific disease according to Koch's postulates is to A.isolate microbes from the blood of healthy animals. B. culture the blood or other body fluid from a diseased animal using nutrient medium. C. inject a sample of blood or other body fluid from a diseased animal into a healthy animal. D. obtain a sample of blood or other body fluid from a diseased animal.arrow_forwardWhich of the following statements correctly describes exotoxins and endotoxins produced by various bacteria? A. endotoxins are secreted into the environment while the bacteria are still alive B. exotoxins are secreted into the environment while the bacteria are still alive C. exotoxins are only released into the environment when the bacteria die and their cell walls break down D. exotoxins are components of the outer membrane of the bacteria that produce themarrow_forward1.) Which of the following are criteria for antibiotics? ( Select all that apple) A. Kill viruses B. Chemical substances produced by a microscope C. Effective in small doses D. Stops the growth or kills other microorganisms. 2) which antibiotic inhibits protein synthesis? ( select all that apply) A. Gentamicin B. Amoxicillin C. Erythromycin D. Tetracyclinearrow_forward
- One of the leading causes of morbidity and mortality after a person gives birth is sepsis. Some cases are caused by invasive Group A streptococcus. What is a potential reservoir for this pathogen? A. There are so many species of Group A streptococcus that it is impossible to identify a reservoir. B. It can be normal flora in the person's throat, and respiratory secretions can be transmitted by direct contact. C. It is normal flora in the blood, and therefore colonizes the surface of the baby's skin as the baby is being born.arrow_forwardWhich of the following best describes the mechanism of action of the antibiotic streptomycin? A. it disrupts protein synthesis in resistant bacteria. B. Streptomycin inhibits cell wall synthesis in all bacterial species. C. Streptomycin creates mutations in bacteria which cause them to become resistant. D. It disrupts protein synthesis in nonresistant bacteria.arrow_forwardUV light is able to damage bacterial cells by:a. preventing mitosis b. damaging DNA c. dissolving cell membranes d. coagulating cytoplasmarrow_forward
- Which of the following statement about normal flora is INCORRECT? Question 3 options: A On Sabouraud's agar, yeast will appear as small creamy colonies and mold will have large fuzzy colonies B Alpha and gamma hemolysis is produced by Streptococcus species C Normal flora never cause disease D A healthy person can carry pathogens like MRSA and Proprionibacterium acnes on our skin E The growth of S. aureus turns the color of MSA to yellowarrow_forwarda. If an egg salad sandwich sitting in a warm car for 4 hours develops 40,960bacterial cells, how many more cells would result in just one more generation? b. What would the cell count be after 4 hours if the initial bacterial dose was 100?c. What do your answers tell you about using clean techniques in food preparation and storage (other than esthetic considerations)?arrow_forwardA patient that received a knee replacement implant is experiencing high fever, inflammation, and pus secretion near the incision area. Laboratory test results indicate a bacterial infection and due to the patient’s recent surgical history, it is determined that the infection is a consequence of a bacterial contaminated prosthesis. a. How would you suggest these bacteria survived on the prosthesis? b. Enlist two techniques to prove your hypothesis. Please give me the answer quickly I will give you upvotearrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Human Anatomy & Physiology (11th Edition)BiologyISBN:9780134580999Author:Elaine N. Marieb, Katja N. HoehnPublisher:PEARSONBiology 2eBiologyISBN:9781947172517Author:Matthew Douglas, Jung Choi, Mary Ann ClarkPublisher:OpenStaxAnatomy & PhysiologyBiologyISBN:9781259398629Author:McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa StouterPublisher:Mcgraw Hill Education,
- Molecular Biology of the Cell (Sixth Edition)BiologyISBN:9780815344322Author:Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter WalterPublisher:W. W. Norton & CompanyLaboratory Manual For Human Anatomy & PhysiologyBiologyISBN:9781260159363Author:Martin, Terry R., Prentice-craver, CynthiaPublisher:McGraw-Hill Publishing Co.Inquiry Into Life (16th Edition)BiologyISBN:9781260231700Author:Sylvia S. Mader, Michael WindelspechtPublisher:McGraw Hill Education
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:PEARSON
Biology 2e
Biology
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:OpenStax
Anatomy & Physiology
Biology
ISBN:9781259398629
Author:McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)
Biology
ISBN:9780815344322
Author:Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter Walter
Publisher:W. W. Norton & Company
Laboratory Manual For Human Anatomy & Physiology
Biology
ISBN:9781260159363
Author:Martin, Terry R., Prentice-craver, Cynthia
Publisher:McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)
Biology
ISBN:9781260231700
Author:Sylvia S. Mader, Michael Windelspecht
Publisher:McGraw Hill Education
Biology - Intro to Cell Structure - Quick Review!; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=vwAJ8ByQH2U;License: Standard youtube license