Describe the general structure of a virus Flashcards
What is the basic structural unit of a virus?
The basic structural unit of a virus is called a virion.
True or False: Viruses contain both DNA and RNA.
False: Viruses contain either DNA or RNA, but not both.
Fill in the blank: The protein coat that protects the viral genetic material is known as the ___.
capsid
What is the function of the viral envelope?
The viral envelope helps the virus enter host cells and provides protection to the viral genetic material.
Multiple Choice: Which of the following is NOT a component of a virus? A) Capsid B) Nucleus C) Envelope D) Genetic material
B) Nucleus
What are the two main types of viral genetic material?
DNA and RNA.
True or False: All viruses have a lipid envelope.
False: Not all viruses have a lipid envelope; some are non-enveloped.
What is the role of viral proteins?
Viral proteins assist in the infection of host cells and the replication of the virus.
Fill in the blank: The ___ is the outer layer of a virus that can be derived from the host cell membrane.
envelope
What determines the shape of a virus?
The arrangement of the capsid proteins determines the shape of a virus.