Which of the three types of viruses shown in the figure would you expect to include a capsid(3)?70-90 nm (diameter)80-200 nm (diameter)80 x 225 nmI.I.II.O A.I and II onlyOB II onlyocI onlyO D.I, II, and III

virus are obligate parasites which becomes active ones they are inside the host cells . They have…

Answered: Which of the three types of viruses…

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter17: Bacterial And Viral Genetics

Section: Chapter Questions

Problem 9TYK

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Which statement is true? a. A virion contains DNA and RNA. b. Viruses are acellular. c. Viruses replicate outside of the cell. d. Most viruses are easily visualized with a light microscope.
When a virus enters the lysogenic stage: a. the viral DNA is replicated outside the host cell. b. it enters the host cell and kills it immediately. c. it enters the host cell, picks up host DNA, and leaves the cellunharmed. d. it sits on the host cell plasma membrane with which it coversitself and then leaves the cell. e. the viral DNA integrates into the host genome.
Figure 17.5 Which of the following statements about virus structure is true? a. All viruses are encased in a viral membrane. b. The capsomere is made up of small protein subunits called capsids. c. DNA is the genetic material in all viruses. d. Glycoproteins help the virus attach to the host cell.
70-90 nm (diameter) 80-200 nm (diameter) 80 x 225 nm I. II. I. Which of the three types of viruses shown above would you expect to include a capsid(s)? Select one: O A. I only O B. all three С. I and Il only D. III only O E. Il only
70-90 nm (diameter) 80-200 nm (diameter) 80 x 225 nm 1. I. II. A capsid would be present in which of the viruses shown in the diagram? Il only I, II, and III I only Il and III III only I and II I and III
Enveloped viruses carry surface receptors calleda. buds b. spikes c. fibers d. sheaths
The envelope of an enveloped virus is derived from a. The lysosome of the cell b. The cell membrane of the cell C. The endoplasmic reticulum of the cell d. The mitochondrion of the cell e The Golgi apparatus of the cell
Regarding enveloped viruses, which of the following is true of the viral envelope? A. It has the same structure as a cell wall B. It is resistant to soaps/detergents C. It is composed of capsid proteins D. It is a phospholipid bilayer derived from a membrane of its host cell 42.
Give an example of each of the following types of viruses a. Double stranded DNA b. Single stranded DNA c. Positive sense RNA d. Negative sense RNA e. Retroviruses
Parvoviruses are unique because they contain a. a double-stranded RNA genome b. reverse transcriptase c. a single-stranded DNA genome d. an envelope without spikes
i. What is Viroid how these viruses infect plant cells? How it differ from animal virus? iv. If you are asked to culture virus how it proceeds and which type of conditions will be needed to grow virus cells? v. Which type of sterilizing agents can be used in preservation of animals cells/tissues? How can we kill all types of microbes and which types of techniques can be used?
73) Provirus is a term to describe a. The empty capsid without the genome in case of viruses with helical symmetry b. It is the same as procapsid. c. it's the RNA intermediate stage of the HIV-1 virus d. it's the integrated DNA intermediate stage of the HIV-1 virus

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Which of the three types of viruses shown in the figure would you expect to include a capsid(s)? 70-90 nm (diameter) 80-200 nm (diameter) 80 x 225 nm I. I. II. O A I and II only OB II only Oc.I only O D.I, II, and III