Microbiology With Diseases By Taxonomy (6th Edition)
6th Edition
ISBN: 9780134832302
Author: Robert W. Bauman Ph.D.
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 19, Problem 11MC
Which of the following is not characteristic of mycoplasmas?
- a. cytochromes
- b. sterols in cytoplasmic membranes
- c. use of UGA codon for tryptophan
- d. rRNA
nucleotide sequences similar to those of Gram-positive bacteria
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
8) Name the three basic shapes of the bacteria in the picture to the right.
A
C
a.
b.
9) These bacteria in the picture to the left are called Staphylococcus aureus. Give two reasons
why is
called
aphylococcus.
a.
b.
A Ti plasmid carrying a foreign gene is inserted into which bacterium that infects a plant cell?
a.
Verticillium
b.
Arabidopsis thaliana
c.
Proteobacteria
d.
Agrobacterium tumefaciens
e.
Phytomyxea
Chapter 19 Solutions
Microbiology With Diseases By Taxonomy (6th Edition)
Ch. 19 - Prob. 1TMWCh. 19 - In 1928, Frederick Griffith discovered genetic...Ch. 19 - Prob. 3TMWCh. 19 - Prob. 4TMWCh. 19 - Why does use of broad-spectrum antibacterial drugs...Ch. 19 - Prob. 6TMWCh. 19 - Why do pediatricians refrain from using...Ch. 19 - Why is it necessary to get a diphtheria...Ch. 19 - Prob. 9TMWCh. 19 - Prob. 10TMW
Ch. 19 - Why does Actinomyces appear purple with a Gram...Ch. 19 - Prob. 2CCSCh. 19 - Prob. 1EDCSCh. 19 - Prob. 2MCCh. 19 - Prob. 3MCCh. 19 - Prob. 4MCCh. 19 - Prob. 5MCCh. 19 - Prob. 6MCCh. 19 - Prob. 7MCCh. 19 - Prob. 8MCCh. 19 - Prob. 9MCCh. 19 - Prob. 10MCCh. 19 - Which of the following is not characteristic of...Ch. 19 - Prob. 1MCh. 19 - Prob. 1SACh. 19 - Prob. 2SACh. 19 - Contrast tuberculoid leprosy with lepromatous...Ch. 19 - Prob. 4SACh. 19 - Why do pediatricians recommend that children under...Ch. 19 - Prob. 6SACh. 19 - Prob. 7SACh. 19 - Prob. 8SACh. 19 - Prob. 9SACh. 19 - Prob. 10SACh. 19 - Prob. 11SACh. 19 - Prob. 12SACh. 19 - Prob. 1VICh. 19 - Prob. 2VICh. 19 - A few days after the death of a child hospitalized...Ch. 19 - Prob. 2CTCh. 19 - Prob. 3CTCh. 19 - Prob. 4CTCh. 19 - Prob. 5CTCh. 19 - Prob. 6CT
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
- 24. Which of the following antibiotics would you use to stop the growth of mycoplasma. A) Penicillin, an antibiotic that blocks cell wall biosynthesis. B) Tetracycline, an antibiotic that inhibits bacterial protein synthesis by blocking the function of ribosomes.arrow_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_forwardwas 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 wallarrow_forward
- Some strains of Escherichia coli bacteria have acquired the ability to produce the harmful Shiga toxin, normally produced by Shigella dysenteriae. Which statements best explain why this occurs? Mark all that apply. A. conjugation between two different species of bacteria allowed both strains of bacteria to express a virulence factor B. transformation resulted in expression of a virulence factor C. horizontal gene transfer between different species of bacteria D. transduction of a specific gene resulted in expression of new traitsarrow_forward48. The arrow points to a Listeria monocytogenes cell moving within the cytoplasm of an intestinal cell. How is this motility facilitated? A. Flagella B. Axial filament C. Host cell actin D. Pili E. Fimbriaearrow_forwardWhich of the following is NOT true about bacterial endospores? A. They are produced by bacteria of the genus Bacillus and Clostridium B. They are “resting cells” for survival during adverse environmental conditions C. Resistant to desiccation (drying), heat, and chemicals D. Formed by walling off one end of the bacterial cell and surrounding it with a thick spore coat E. They represent a type of reproduction because their formation results in an increase in the number of bacterial cellsarrow_forward
- Which of the following events occurs in the lytic cycle of bacteriophage T4 infection but NOT in the lysogenic cycle? a.both digestion of host DNA and viral proteins synthesis b.attachment c.viral protein synthesis d.digestion of host DNA e.entryarrow_forwardStaphylococcus aureus bacteria can cause various diseases, and many strains exhibit antibiotic resistance. After exposure and colonization, these bacteria can produce hyaluronidase, various exotoxins, and a capsule. Some of the diseases they can cause are: Pneumonia Bone/joint infection Cutaneous soft-tissue infection Prepare a simple diagram that shows how staphylococcal infection can occur in these different cell types. Label key structures in your diagram. Add a brief caption that identifies three microbial mechanisms of pathogenicity pertaining to staphylococcal disease.arrow_forwardGram negative bacteria lose crystal violet colour after alcohol treatment because of: Select one: a. Thick lipid layer, and thick peptidoglycan layer O b. Thin lipid content, and thin peptidoglycan layer O c. Thick lipid layer, and thin peptidoglycan layer d. Absence of peptidoglycan layer e. Thin lipid layer, and thick peptidoglycan layer Oarrow_forward
- Which of the specimens is a prokaryote cell? Hint: viruses are not considered living cells A. staphylococcus and E.coli B. rhinovirus and Ebola virus C. red blood cell and lymphocytearrow_forwardThe antibiotic kanamycin binds to the small ribosomal subunit of bacteria and interferes with protein synthesis, and the diphtheria toxin binds to the eukaryotic elongation factor EF2 and prevents translocation of the ribosome during protein synthesis. Suppose that an archaeobacterial infection is detected in a person. Could kanamycin and diphtheria toxin be used for treatment of the infection? Why?arrow_forwardb. Preceded by DNA replication c. Results in gamete production. d. Spindle apparatus guides chromoson e movement e. Process of nuclear division. 12. The identification of bacteria by serologic tests is based on the presence of specific antigens. Which of the following bacterial components is least likely to conta in useful antigens? a. Ribosomes b. Cell wall c. Capsule d. Flagella 13. Each of the following statements concerning the Gram stain is correct except. a. Escherichia coli stains pink because t has a thin peptidoglycan.layer b. Streptococcus pyogens stains blue because it has a thick peptidoglycar layer c Mycoplasma pneumoniae is not visible in the Gram's stain because it does not have a d. Mycobacterium tuberculosis stains blue because it has a thick lipid layer 14. An outbreak of sepsis caused by Staph loeoccus aureus has occurred in the newborn nursery. You are called upon to investigate. According to your knowledge of the normal flora, what is the most likely source of ne…arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Bacterial Infections in Humans; Author: Professor Dave Explains;https://www.youtube.com/watch?v=FeFKAl9KyMg;License: Standard Youtube License