Microbiology (BIO250)
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Microbiology Straighterline Final Exam 2023 Questions and Answers.
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Microbiology Straighterline Final Exam 2023 Questions and Answers. phylogeny - ANSWER The study of evolutionary relationships among organisms is 
called ______. 
Last Universal Common Ancestor - ANSWER The three cell types discussed, 
eukaryotes, archaea, and bacteria, all derived from ______. 
always harmful to their host - ANSWER Organisms called parasites are ______. 
Thermal hot springs warmed by heat from earth's interior - ANSWER Which of the 
following does not indicate microbe involvemen...
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Microbiology Straighterline Final Exam 2023 Questions and Answers.
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Microbiology Straighterline Final Exam 2023 Questions and Answers. 
phylogeny - ANSWER The study of evolutionary relationships among organisms is 
called ______. 
Last Universal Common Ancestor - ANSWER The three cell types discussed, 
eukaryotes, archaea, and bacteria, all derived from ______. 
always harmful to their host - ANSWER Organisms called parasites are ______. 
Thermal hot springs warmed by heat from earth's interior - ANSWER Which of the 
following does not indicate microbe involve...
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BIO 250L Microbiology Midterm Exam {2020} | BIO250L Microbiology Midterm Exam - A Grade
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BIO 250L Microbiology Midterm Exam {2020} 
 
Question 1 
Correct 
4.00 points out of 4.00 
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Question text 
Whose work on spontaneous generation first demonstrated the existence of a very heat-resistant form of bacteria that are called endospores? 
Select one: 
a. Schwann 
b. Redi 
c. Tyndall 
d. Pasteur 
Feedback 
The correct answer is: Tyndall 
Question 2 
Correct 
4.00 points out of 4.00 
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Question text 
The most important aspect of agar that makes it a useful ing...
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BIO 250 Microbiology QUIZ 1 -5 Midterm Exam {2022/2023} - Straighterline | BIO 250 Microbiology complete bundle
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BIO 250 Microbiology QUIZ 1 - Straighterline
BIO 250 Microbiology QUIZ 2 - Straighterline
BIO 250 Microbiology QUIZ 3 - Straighterline
BIO 250 Microbiology QUIZ 4 - Straighterline
BIO 250 Microbiology QUIZ 5 - Straighterline
BIO 250 Microbiology Midterm Exam - StraighterLine
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BIO 250 Microbiology QUIZ 1 - 5 {2022/2023} | BIO250 Microbiology bundle
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BIO 250 Microbiology QUIZ 1 - 2023 - Straighterline
BIO 250 Microbiology QUIZ 2 - 2023 - Straighterline
BIO 250 Microbiology QUIZ 3 - 2023 - Straighterline
BIO 250 Microbiology QUIZ 4 - 2023 - Straighterline
BIO 250 Microbiology QUIZ 5 - 2023 - Straighterline

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BIO 250 Microbiology Quiz Units 1-4 {2023} | BIO250 Microbiology Quiz Units 1-4 {A Grade}
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BIO 250 Microbiology Quiz Units 1-4 {2023} 
 
 
 
Questions from Quiz Assignments 1-4 (3 of these sets are all quiz 1) 
 
Question 1 
All of the following are reasons why some scientists believe that the term “prokaryote” is a somewhat artificial designation and should be discarded except 
Select one: 
a. Some bacteria have internal membranous structures. 
b. Some bacteria have their genetic material enclosed within a membrane. 
c. Some bacteria have 80S ribosomes. 
d. Many bacterial have ...
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BIO 250 Microbiology QUIZ 5 - {2023} | BIO250 Microbiology QUIZ 5 - A Grade
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BIO 250 Microbiology QUIZ 5 - Straighterline 
Question 1 Correct 
4.50 points out of 4.50 
Which of the following statement is incorrect about warts? Select one: 
a. They are caused by human papillomaviruses (HPV).!b. They are 
transmitted by direct contact or fomites.!c. They include deep plantar 
warts on the soles of the feet. d. They are frequently cancerous.!e. 
Topical salicylic acid can be used for removal. 
The correct answer is: They are frequently cancerous. 
Considering the diseases a...
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BIO 250 Microbiology QUIZ 4 - {2023} | BIO 250 Microbiology QUIZ 4 - A Grade
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BIO 250 Microbiology QUIZ 4 - Straighterline 
Question 1 Correct 
4.50 points out of 4.50 
Each of the following results in drug resistance, except Select one: 
a. a drug being pumped out of the cell.!b. a drug being used as a nutrient 
by the cell. c. a drug binding site being altered.!d. a drug being 
inactivated.!e. a drug being blocked from entering the cell. 
The correct answer is: a drug being used as a nutrient by the cell. 
Alcohols Select one: 
a. denature proteins when in a 50-95% alco...
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BIO 250 Microbiology QUIZ 3 - {2023} | BIO250 Microbiology QUIZ 3 - A Grade
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Question 1 Correct 
4.50 points out of 4.50 
When microbes live independently but cooperate and share nutrients, it 
is called ______. 
Select one: 
a. symbiosis b. antibiosis c. mutualism d. synergism 
The correct answer is: synergism 
E. coli bacteria normally live in the human gut and produce vitamin K 
that the body uses. This is best termed a ______ relationship. 
Select one: 
a. parasitic!b. saprobic!c. antagonistic d. mutualistic 
Question 2 Correct 
4.50 points out of 4.50 
The correct a...
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