Microbiology: A Systems Approach
5th Edition
ISBN: 9781259706615
Author: Marjorie Kelly Cowan Professor
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 4, Problem 4MCQ
Which of the following is a primary bacterial cell wall function?
- a. transport
- b. motility
- c. support
- d. adhesion
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Which of the following statement about the bacterial cell wall is INCORRECT?
a. The cell wall is relatively nonpermeable and restricts the passage of sugars and amino acids.
b. Gram-positive cells have more peptidoglycan in theircell walls than Gram-negative cells.
c. Gram-negative cells have a membrane both inside andoutside their cell walls.
d. The cell wall establishes a bacterium’s shape as a coccus,bacillus, or spirillum.
Which of the following cellular components are important players in maintaining the shape of bacterial cells:
a. actin
b. MreB
c. tubular
d. S-layer
e. magnetite
Which of the following is not found in all bacterial cells?a. cell membrane c. ribosomesb. a nucleoid d. actin cytoskeleton
Chapter 4 Solutions
Microbiology: A Systems Approach
Ch. 4.1 - List the structures all bacteria possess.Ch. 4.1 - Identify at least four structures that some, but...Ch. 4.1 - Prob. 3AYPCh. 4.1 - Prob. 4AYPCh. 4.1 - Provide at least four terms to describe bacterial...Ch. 4.2 - Describe the structure and function of five...Ch. 4.2 - Prob. 7AYPCh. 4.3 - Prob. 8AYPCh. 4.3 - Prob. 9AYPCh. 4.3 - Prob. 10AYP
Ch. 4.4 - Prob. 11AYPCh. 4.4 - Prob. 12AYPCh. 4.5 - List some differences between archaea and...Ch. 4.6 - Differentiate between Bergeys Manual of Systematic...Ch. 4.6 - Prob. 15AYPCh. 4.6 - Define a species in terms of bacteria.Ch. 4 - Which of the following is not found in all...Ch. 4 - Pili are tubular shafts in ____ bacteria that...Ch. 4 - Prob. 3MCQCh. 4 - Which of the following is a primary bacterial cell...Ch. 4 - Which of the following is present in both...Ch. 4 - Darkly stained granules are concentrated crystals...Ch. 4 - Bacterial endospores usually function in a....Ch. 4 - A bacterial arrangement in packets of eight cells...Ch. 4 - Prob. 9MCQCh. 4 - Prob. 10MCQCh. 4 - Prob. 11TFCh. 4 - A research microbiologist looking at evolutionary...Ch. 4 - Nanobes may or may not actually be bacteria.Ch. 4 - Both bacteria and archaea used to be known as...Ch. 4 - Prob. 15TFCh. 4 - Define the term ubiquitous and explain whether...Ch. 4 - Quorum sensing is a process used by many bacteria...Ch. 4 - Based upon your knowledge of cell wall structure,...Ch. 4 - Provide evidence in support of or refuting the...Ch. 4 - a.Describe the characteristics of an...Ch. 4 - Prob. 1VCCh. 4 - From chapter 1, figure 1.14. Study this figure....Ch. 4 - Prob. 1CM
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
- Which of the following structures would aid a cell in allowing more nutrients to be absorbed by the cell? A.flagella B.microvilli c.stereocilia d.primary ciliaarrow_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_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
- A particular bacterium requires techoic acid in its medium in order to grow. What would the bacterium not be able to synthesize if you were to omit the techoic acid? A. Plasma membrane B. Cell wall C. Lipopolysaccharides D. None of the abovearrow_forwardWhat kind of work is involved when a bacterial cell rotates its flagellum for "run and tumble" mechanism? a. Transport b. Chemical c. Mechanical d. Transport and Chemicalarrow_forwardNaked viruses typically exit the cell via this/these processes (may choose more than one). a. budding b. exocytosis c. lysis d. membrane fusionarrow_forward
- Which of the following is true of passive transport?a. it requires a gradient b. it uses the cell wall c. it includes endocytosis d. it only moves waterarrow_forwardWhich of the following is not found in all bacterial and archaeal cells?a. cytoplasmic membrane b. a nucleoid. c.ribosomes d. flagellumarrow_forwardWhich of the following is NOT a true statement about bacterial structure and function? A. Bacteria can have membrane-enclosed organelles such as mitochondria or chloroplasts B. Bacteria have a single circular chromosome made of double-stranded DNA C. Bacterial cell walls are made of a substance called peptidoglycan D. Bacterial flagella rotate to propel the cell E. Some bacteria have a capsule surrounding the cell, made of a sticky polysaccharide or proteinarrow_forward
- 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 statements best describe the cell wall of this bacterium? Group of answer choices A. Its innermost layer is composed of a phospholipid bilayer. B. After it has been subjected to Gram staining, the cell should remain purple. C. It has an outer membrane of lipopolysaccharide. D. It is mostly composed of a complex, cross-linked polysaccharide.arrow_forwardAll of the following are characteristics of the bacterial flagellum except: Select one: a. It has a hook-like insertion to a basal body in the cell wall. b. It is composed of protein c. It is used in conjugation d. Counterclockwise rotation moves bacteria forward All the following are characteristics of prokaryotes except: Select one: a. Prokaryotes have cell wall b. Prokaryotes have ribosomes c . Prokaryotes have organelles d. Prokaryotes lack a nucleus e. Prokaryotes have genesarrow_forwardMembers of the mycoplasma genus of bacteria do not have a cell wall for protection, existing with only a simple cell membrane made up of fatty acids and phospholipids. They cannot however, synthesize their own fatty acids. How is this possible? A. They use host materials B. They use peptidoglycan from other bacteria C. They use anabolism as a way to create their outer membrane D. They use amino acids to build their membranesarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Comprehensive Medical Assisting: Administrative a...NursingISBN:9781305964792Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy CorreaPublisher:Cengage Learning
Comprehensive Medical Assisting: Administrative a...
Nursing
ISBN:9781305964792
Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa
Publisher:Cengage Learning
Bacterial Structure and Functions; Author: Osmosis;https://www.youtube.com/watch?v=b15Hy3jCPDs;License: Standard youtube license