Microbiology: An Introduction
11th Edition
ISBN: 9780321733603
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case
Publisher: Benjamin Cummings
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Chapter 12, Problem 9MCQ
Summary Introduction
Introduction
Cell organelles are plays important role in eukaryotes, flagella is the important cell organelles need for motility in non-motile
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Characteristics of Dientamoeba fragilis include all of the following except:
a. This organism is a flagellate with internal flagella
b. Transmission is thought to occur through the ingestion of specific helminth eggs
c. This organism is pathogenic and tends to be more commonly found in children
d. Trophozoites contain a single nucleus, while the cysts contain two nuclei
Slime molds/moulds or mycetozoans is a broad term that applies to many fungus-like protists.
a. In what sense is it appropriate to describe slime molds as “fungus animal”?
b. Elaborate on the evolution of the slime molds into two distinct groups.
Which of the following representative protists is NOT correctly matched with respect to their locomotion?
I. Paramecium:cilia
IV. Dinoflagellate: flagella
II. Euglena: flagella
V. Vorticella: pseudopodia
III. Amoeba: sporozoa
2.Effective work with the viruses depended upon the development of the
A. light microscope
B. ultraviolet light microscope
C. dark-field microscope
D. electron microscope
Chapter 12 Solutions
Microbiology: An Introduction
Ch. 12 - Prob. 1RCh. 12 - A mixed culture of Escherichia coli and...Ch. 12 - Prob. 3RCh. 12 - Prob. 4RCh. 12 - Differentiate cellular and plasmodial slime molds....Ch. 12 - Prob. 6RCh. 12 - Prob. 7RCh. 12 - Prob. 8RCh. 12 - Prob. 9RCh. 12 - DRAW IT A generalized life cycle of the liver...
Ch. 12 - How many phyla are represented in the following...Ch. 12 - Prob. 2MCQCh. 12 - Prob. 3MCQCh. 12 - Fleas are the intermediate host for Dioylium...Ch. 12 - Prob. 5MCQCh. 12 - Prob. 6MCQCh. 12 - The definitive host for Plasmodium vivax is a....Ch. 12 - Prob. 8MCQCh. 12 - Prob. 9MCQCh. 12 - Prob. 10MCQCh. 12 - Alexandrium (red tide) has been called a plant...Ch. 12 - The life cycle of the fish tapeworm...Ch. 12 - Trypanosoma brucei gambiense-part (a) in the...Ch. 12 - Prob. 1CAECh. 12 - Prob. 2CAECh. 12 - A teenaged male in California complained of...
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- Discuss the importance of these microorganisms in our lives and in nature.arrow_forwardWhich are correct and which are not correct? 1. Amebae move by the means of pseudopodia, example Entamoeba histolytica 2. Ciliates like Blantidium coli move by numerous hairlike structures 3. Sporozoa, Plasmodium spp. have no visible means of movement 4. Flagellates like Giardia lamblia move with a whip like structure All are matched correctlyarrow_forwardPlease answer the questions below completely AND correctlyarrow_forward
- The following Genera belongs to Euglenozoa, except. a. Balantidium b. Naegleria c. Trypanosoma d. Leishmaniaarrow_forwardMatch the description with the termarrow_forwardAll of the following are examples of superficial mycoses EXCEPT Select one: a. Ringworm b. Mycetoma c. Piedra d. Pityriasisarrow_forward
- The following genera belongs to Apicomplexa, except. a. Entamoeba b. Plasmodium c. Babesia d. Cryptosporidiumarrow_forward1. View the Trichinella slide. Trichinella is also a parasite. It can infect humans as well as other mammals like pigs, bears, and rodents. If untreated, it can lead to death. a. What mammal tissue does this roundworm infect? b. Draw a picture below of the Trichinella as viewed under the microscope. 2. Although not mentioned on the website, if available view the live vinegar eel specimens. If there are no live specimens available, check out this you tube video instead: https://www.youtube.com/watch?v=UnjwvtFvyeQ a. Describe the movement of the vinegar eels. b. Do they have a complete or incomplete digestive system?arrow_forwardList two protists that are ciliates or flagellates List two protists that are amoeboid list two organisms that cause diseas and what diseases they cause create a pie chart or bar graph comparing the forms of motilityciliates, flagellates and amoebaarrow_forward
- Contrast a cell Streptococcus pyogenes (a bacterium) with the unicellular protozoan Entamoeba hystolica, listing at least 6 differences.arrow_forwardSome literature lists the 4 groups of protozoans as: 1) Flagellates 2) Amoebas 3) Ciliates 4) Sporozoans But other sources list the 4 groups as: 1) Flagellates 2) Amoebas 3) Heliozoans 4) Ciliates Compare and contrast heliozoans vs. sporozoans. Explain why one would replace the other in literature sources.arrow_forwardanswer the following question with in depth detail on habitat, lifestyles, and global distribution of, "protists."arrow_forward
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