Capsid Guides d'étude, Notes de cours & Résumés
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Microbiology Exam 2 Questions with 100% Complete Solutions, A+
- Examen • 41 pages • 2024
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Are Viruses Living or Nonliving? - They are only considered living when they are inside of a host cell, using their resources and energy. 
 
Outside of a host they are considered intert. 
 
When are Viruses considered to be "alive"? - When they are inside of a host cell. 
 
When inside, their nucleic acid (ONLY RNA OR DNA) become active. 
*Virus replicates 
 
Obligatory Intracellular Parasites - Require livinghost cell in order to multiply - Such as Viruses. 
 
Defining a Virus - ...
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FULL TEST BANK For Fundamentals of Molecular Virology, 2nd Edition, Kindle Edition by Nicholas H. Acheson (Author) latest Update Graded A+ Graded A+
- Examen • 268 pages • 2024
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28)	Viruses are not the only obligatory intracellular parasites. Describe how the replication of viruses is diferent than cellular organisms that replicate inside of cells, like chlamydiae and rickettsiae. 
 
 Ans :: Unicellular parasitic cells that need to replicate inside of other cells do not replicate in the same way that viruses do. First of all, unicellular parasites have their own ribosomes to translate their mRNAs and do not use the host cell ribosomes, like viruses do. In addition they ...
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Bio 114 Exam 4 (UA) Questions and Answers Already Passed
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Bio 114 Exam 4 (UA) Questions and 
 
Answers Already Passed 
 
What is referred to as the "switch" in a DNA segment? 
The "switch" is known as the operator, a DNA segment typically located within the promoter 
region. 
 
What role does a repressor play in gene regulation? 
A repressor is a protein that attaches to an operator and obstructs RNA polymerase from 
attaching to the promoter. 
 
What is a corepressor? 
A corepressor is a molecule that works in conjunction with a repressor protein ...
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Microbiology Exam 2 xam Questions And Answers (Verified And Updated)
- Examen • 30 pages • 2024
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Microbiology Exam 2 xam Questions And 
Answers (Verified And Updated) 
Are Viruses Living or Nonliving? - answerThey are only considered living when they are 
inside of a host cell, using their resources and energy. 
Outside of a host they are considered intert. 
When are Viruses considered to be "alive"? - answerWhen they are inside of a host cell. 
When inside, their nucleic acid (ONLY RNA OR DNA) become active. 
*Virus replicates 
Obligatory Intracellular Parasites - answerRequire livinghos...
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BIO 390 Exam 2 Questions With 100% Correct Answers
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BIO 390 Exam 2 Questions With 100% 
Correct Answers 
Virus - answerLatin for poison (Pasteur) 
Not living 
Not cellular 
Obligate intracellular parasite - answerPerform no metabolism 
Can not freely reproduce 
No protein synthesis 
Carry no or few enzymes 
Naked virus (non-enveloped virus) anatomy: - answerGenetic material (DNA or RNA) 
Capsid-protein coating (composed of capsomere proteins) 
Enveloped virus anatomy: - answerGenetic material (DNA or RNA) 
Capsid 
Envelope - phospholipid bilayer ...
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Virology - Exam questions with Correct Answers
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Which of the following is a property of viruses that defines them as unique organism: 
a) Do not contain or code for proteins synthesis or energy-generating mechanisms 
b) Have a wall composed of LPS 
c) have an icosohedral capsid Correct Answer-a) Do not contain or code for proteins synthesis or energy-generating mechanisms 
 
T/F: Enveloped viruses are normally more resistant to dry conditions than non-enveloped viruses. Correct Answer-False 
(Non enveloped are more resistant)
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Rash, Resp, Enteric Viruses Practice Review Study Questions 2024.
- Examen • 33 pages • 2024
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Rash, Resp, Enteric Viruses Practice Review Study Questions 2024. 
Picornavirus structure - correct answer ... 
 
picornavirus general feature - correct answer Small naked RNA viruses with polyhedral capsid 
 structure 
 
real small so rna 
 
picornovirus genome - correct answer Genome is ~7.4 kb ssRNA of positive polarity that 
 encodes a self-processing polyprotein. 
 
 
 1. Genome is linked at 5' end to VPg. 
 
 
 2. 3' end is polyadenylated 
 
pic- 5pig, 3 adenylated 
 
piconorvirus caps...
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Biology 104 Final Exam Questions and Answers Already Passed
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Biology 104 Final Exam Questions and 
 
Answers Already Passed 
 
What is the primary function of red blood cells in humans? 
 To transport oxygen throughout the body. 
 
What is the process by which plants convert nitrogen gas into a form usable by living organisms? 
 Nitrogen fixation. 
 
What is the molecule that acts as a signaling messenger between nerve cells? 
 Neurotransmitter. 
 
What is the term for the protective outer covering of a virus? 
 Capsid. 
 
What is the role of insulin in t...
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Microbiology Exam 2 - TAMU BIOL 206 questions with correct answers
- Examen • 13 pages • 2023
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General Characteristic of a Virus CORRECT ANSWER -Can have DNA or RNA, but not both 
-Have no ribosomes 
-No ATP-generating mechanism 
-Are infectious 
 
Define: Obligate Intracellular Parasite CORRECT ANSWER Needs a host cell in order to replicate 
 
What is a Capsid? CORRECT ANSWER A protein coat that encloses and protects the viruses nucleic acid. 
-All viruses have capsids 
 
What is a Capsomer? CORRECT ANSWER Identical protein sub-units that makeup the capsid. May be made up of one or seve...
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Microbiology Exam 2 xam Questions And Answers (Verified And Updated)
- Examen • 30 pages • 2024
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Microbiology Exam 2 xam Questions And 
Answers (Verified And Updated) 
Are Viruses Living or Nonliving? - answerThey are only considered living when they are 
inside of a host cell, using their resources and energy. 
Outside of a host they are considered intert. 
When are Viruses considered to be "alive"? - answerWhen they are inside of a host cell. 
When inside, their nucleic acid (ONLY RNA OR DNA) become active. 
*Virus replicates 
Obligatory Intracellular Parasites - answerRequire livinghos...
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