quiz on general properties of virus and bacteriophage

Which of the following is not a general property of viruses?

• Ability to replicate
• Require a host cell
• Contain both DNA and RNA
• Lack cellular machinery
• Ability to mutate

Which of the following is not a step in the viral replication cycle?

• Attachment
• Penetration
• Uncoating
• Translation
• Release

Which of the following is the correct order of steps in the viral replication cycle?

• A. Attachment, penetration, uncoating, transcription, translation, replication, assembly, release
• Attachment, replication, penetration, transcription, translation, assembly, uncoating, release
• Replication, attachment, penetration, uncoating, transcription, translation, assembly, release
• Attachment, penetration, uncoating, replication, transcription, translation, assembly, release
• Attachment, penetration, uncoating, transcription, replication, assembly, translation, release

Which of the following is not a method for cultivating viruses in a laboratory setting?

• A. Inoculation of embryonated eggs
• Cell culture
• Inoculation of live animals
• Inoculation of bacteria
• Inoculation of plants

Which of the following is a disadvantage of using embryonated eggs for viral cultivation?

• A. Limited host range of viruses can be studied
• Requires expensive equipment
• Cells are difficult to culture
• Not useful for studying human viruses
• Ethical concerns over using live animals

What is the study of viruses called?

• Bacteriology
• Parasitology
• Virology
• Mycology
• Immunology

Which of the following is a characteristic of viruses?

• They are prokaryotic cells
• They reproduce only inside living cells
• They can synthesize their own energy
• They have a cell wall made of peptidoglycan
• They are visible under a light microscope

Which of the following is NOT a viral structure?

• Capsid
• Nucleic acid
• Ribosome
• Envelope
• Spikes

What is the function of spikes on a virus?

• To help the virus replicate
• To help the virus attach to host cells
• To help the virus evade the immune system
• To provide structural support to the virus
• To help the virus break down host cell membranes

Which of the following is a type of bacteriophage?

• Influenza virus
• HIV
• Adenovirus
• SARS-CoV-2
• T4 phage