Microbiology: Principles and Explorations
9th Edition
ISBN: 9781118743164
Author: Jacquelyn G. Black, Laura J. Black
Publisher: WILEY
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Chapter 4, Problem 10SQ
Summary Introduction
Introduction: The pili are defined as tiny, hollow projections. It is made up of certain protein subunits termed as pilin. It is of two kinds namely, conjugation or F pili and fimbriae or short attachment pili.
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21. Which of the following is the most prominent ultrastructural characteristic of interstitial (Leydig) cells?
A) Centrioles
B) Numerous microtubules
OC) Rough endoplasmic reticulum
OD) Smooth endoplasmic reticulum
OE) Zymogen granules
(52) During the development of a new vaccine , an investigator generates a mutant strain of bacteria that does not adhere to mucosal epithelia in which of the following bacterial components or structures would most likely prevent bacterial adhesion?
(A) Capsules
(B) Flagella
(C) Lipopolysaccharide
(D) Lipotelchoic acid
(E) Piii
(F) Porins
(G) Siderophores
(H) Spores
For which of the following apply: the extracellular space is eliminated here near the surface between two cells.
A) Zonula adherens
B)Zonula occluded
C) Desmosome
D) Gap junction
E) Hemidesmosome
Chapter 4 Solutions
Microbiology: Principles and Explorations
Ch. 4 - Are viruses prokaryotes? Eukaryotes? Why or why...Ch. 4 - Compare surface-to-volume ratios of prokaryotes...Ch. 4 - Prob. 1.3SCCh. 4 - Prokaryotes lack mitochondria. What structure does...Ch. 4 - Compare peptidoglycan and teichoic acid as to...Ch. 4 - What takes place in the periplasmic space? Which...Ch. 4 - Prob. 2.3SCCh. 4 - Compare the cell walls of Gram-positive,...Ch. 4 - How do bacteria move in chemotaxis? Distinguish...Ch. 4 - Prob. 3.2SC
Ch. 4 - Prob. 3.3SCCh. 4 - Distinguish between nucleus and nucleoid.Ch. 4 - Most prokaryotes lack sterols in their plasma...Ch. 4 - Prob. 4.2SCCh. 4 - Give two specific arguments that support the idea...Ch. 4 - Prob. 1CCSCh. 4 - Your roommate has noticed that you now spend most...Ch. 4 - Many of todays antibacterial drugs work by...Ch. 4 - According to the endosymbiotic theory, the...Ch. 4 - Most prokaryotes range in size from 0.5 to 2.0 m,...Ch. 4 - Attribute each of the following to either P,...Ch. 4 - Match the following bacterial morphology...Ch. 4 - Which of the following statement about the...Ch. 4 - Bacteria such as Mycoplasma that lack cell walls...Ch. 4 - Prob. 6SQCh. 4 - Prob. 7SQCh. 4 - Match the following bacterial locomotion and...Ch. 4 - Prob. 9SQCh. 4 - Prob. 10SQCh. 4 - Prob. 11SQCh. 4 - Prob. 12SQCh. 4 - Glucose is often present in very low...Ch. 4 - Prob. 14SQCh. 4 - Peptidoglycan digested from Gram-______ bacteria...Ch. 4 - Prob. 16SQCh. 4 - Prob. 17SQCh. 4 - Prob. 18SQCh. 4 - Mitosis differs from meiosis in the following ways...Ch. 4 - For each of the lettered regions identified on...
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- 1.Which of the following is true with a eukaryote? A) It has DNA. B) It ha s cell m embrane C) Both of the above. 2.Which of the following part is absent in a human red bl ood cell? A) nucleus C) cell membrane B) cytoplasm 3.What makes the endoplasmic reticulum rough? B) ribos ome A) mitochondria C) vesicles 4.Which of the following cell part is absent in a human spermatozoon? B) cytoplasm C) cell m embrane A) nucleus 5.What chemical substance stores energy for cellular use? C) adenosine triphosphate B) NAD PH A) glucose B Ctrl)arrow_forwardOrganisms of which of the following kingdom do nothave nuclear membrane ?(a) Protista (b) Fungi(c) Monera (d) Plantae Please try to break the solutions into as many steps as practically possible and the steps should come one by one and they should be short and crisp and plagiarism-free.arrow_forwardThe cytoskeleton consists of many parts, but NOT O a) Intermediate filaments O b) microtubules c) Polysaccharides d) Microfilaments' e) a net work of protein fibresarrow_forward
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