Microbiology: An Introduction
12th Edition
ISBN: 9780321929150
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case
Publisher: PEARSON
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Textbook Question
Chapter 4, Problem 7MCQ
Which of the following pairs is mismatched?
- a. glycocalyx—adherence
- b. pili—reproduction
- c. cell wall—toxin
- d. cell wall—protection
- e. plasma membrane—transport
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Students have asked these similar questions
Which 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 cells
A meristematic cells
a. Are dead
b. Have a high cytosol/nucleus ration
c. Have a few proplastids
d. Have lignified cell walls
Match the following questions about Eukaryotic microorganisms to the "BEST" possible answer...
A. Spore forming which often make unseptate hyphae
B. Spore forming which often make septate hyphae and reproduce sexually
C. Lack mitochondria and flagella but form cysts and possess mitosomes
D. Spore forming and possess mitochondria as well as flagella
E. Spore forming which often make septate hyphae and reproduce asexually
F. Intercellular and intracellular organisms with common clamp connections
G. Intercellular organisms with rare clamp connections
H. Cyst forming and possess mitochondria as well as flagella
I. Spore forming which often make unseptate mycelium
J. Lack mitochondria and flagella but form spores and possess mitosomes
1. Microsporidia
2. Chytridiomycota
3. Zygomycota or Mucorales
4. Glomeromycota
5. Ascomycota
6. Basidiomycota
7. Pucciniales or Uredinales
8. Ustilaginomycetes
9. Giardia intestinalis
10. Dinoflagellate
Chapter 4 Solutions
Microbiology: An Introduction
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)...
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- In the diagram below, identify the structures of a cyanobacterial cell based on the following descriptions: a) Outer cellular covering which includes: Mucilaginous layer – outermost layer covering the cell wall; protects the cell from harmful factors of the environment Cell wall – found just below the mucilaginous layer; 2 or 3-layered, the inner layer lies in between the outer wall layer and plasma membrane; the outer layer is made of peptidoglycan Innermost plasma membrane – selectively permeable membrane enclosing the cytoplasm b) Cytoplasm – found below the plasma membrane; the protoplasm which contains structures of different shapes and functions. Lamellae, which contain pigments such as chlorophylls, carotenes, xanthophylls, phycoerythrin and phycocyanin, are located in the peripheral region of cytoplasm. Ribosomes may also be found scattered in the cytoplasm. c) Nucleic material – the nucleoplasm that is centrally located in the cell and contains chromatin in the form…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_forwardConsidering which organelles were created through the endosymbiotic theory, which of the following is NOT something that the host could receive from the engulfing a symbiont? A. the engulfed cell provided the host cell with adenosine triphosphate (ATP) B. the host cell was able to survive anaerobic conditions with the engulfed cell alive C. the engulfed cell provided the host cell with carbon dioxide D. the engulfed cell allowed the host cell to metabolize glucosearrow_forward
- Nuclear matter without envelope occurs in A Bacteria and Green Algae B Bacteria and Cyanobacteria C Cyanobacteria and Red Algae D Mycoplasma and Green Algaearrow_forwardWhich of the following bacteria would have the above cell boundary structure? A. Mycobacterium B.Clostridium C. Mycoplasma D. Borreliaarrow_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
- Which of the following modes of action would be most selectively toxic?a. interrupting ribosomal functionb. dissolving the cell membranec. preventing cell wall synthesisd. inhibiting DNA replicationarrow_forwardMatch the terms with their correct descriptions. a. Many cells adhering to each other after division forming a small or possibly large mass of cells. May have other regular geometries like sets fo 4 cells. b. Spherical cells c. Many cells adhering to each other after division, end to end forming a long string of cells d. Cell membrane surrounded by a thick peptidoglycan cell wall e. Elongated or cylindrical cells with spherical ends f. Corkscrew or twisted elongated cells g. Cell membrane surrounded by a thin peptidoglycan cell wall which is then surrounded by an outer cell membrane 1. Cocci 2. Bacilli 3. Spirilli 4. Gram + 5. Gram - 6. Filamentous 7. Clumpedarrow_forwardWhich of the following are features of Flagella? A. Found on the cell surface B. Necessary for movement C. Found only on bacteria D. A & B E. C & Darrow_forward
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