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Questions and Answers
What is true about the morphology of viruses?
What is true about the morphology of viruses?
- They can have either RNA or DNA particles structure (correct)
- They have only DNA particles structure
- They have typical cell structures
- They have only RNA particles structure
What is the typical unit of measurement for the size of viruses?
What is the typical unit of measurement for the size of viruses?
- Micrometers
- Millimeters
- Nanometers (correct)
- Centimeters
In what type of animal is coxackivirus typically inoculated?
In what type of animal is coxackivirus typically inoculated?
- Rat
- Suckling mice (correct)
- Guinea pig
- Flea
What is the source of complement in the Wasserman test?
What is the source of complement in the Wasserman test?
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Which of the following is NOT true about ethylene oxide?
Which of the following is NOT true about ethylene oxide?
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Study Notes
Viral Morphology
- Viruses have morphology characterized by the presence of RNA or DNA particles, depending on the type of virus.
Measurement of Viruses
- The size of viruses is typically measured in nanometers.
Inoculation of Coxackievirus
- Coxackievirus is usually inoculated in suckling mice.
Source of Complement in Wasserman Test
- The source of complement in the Wasserman test is the guinea pig.
Ethylene Oxide Sterilization
- Ethylene oxide is used for sterilization of materials that are damaged by heat, such as plastics, rubber, blankets, pharmaceutical products, and heart-lung machines.
- It is lethal to vegetative bacteria and viruses.
- It has rapid diffusion into dry and porous materials.
Examination of Viruses
- Viruses are typically examined using an electron microscope (EM).
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