VIRUS

Multiple Choice

In which kingdom of life do viruses and prions belong?

• Animalia

• Fungi

• Protist

• They don’t belong to any kingdom

Multiple Choice

Which part of the virus contains the genetic information (DNA or RNA)?

• Capsid

• Envelope

• Nucleocapsid

• Matrix

Multiple Choice

Which viral structure is primarily composed of lipids derived from the host cell membrane?

• Capsid

• Envelope

• Nucleocapsid

• Matrix

Multiple Choice

Which type of genetic material is found in a virus?

• DNA

• RNA

• DNA and RNA

• DNA or RNA

Fill in the Blanks

T/F

single-stranded RNA viruses have lower mutation rates than

single-stranded DNA viruses

Multiple Choice

Most enveloped viruses infect...

• plant cell

• prokaryotes

• animal cell

• eukaryotes

Fill in the Blanks

T/F

Influenza virus has envelope proteins called neuraminidases that help virus to release from the host

Multiple Choice

Which of the following is a characteristic of the lysogenic cycle but not the lytic cycle?

• Rapid host cell destruction

• Integration of viral DNA into the host genome

• Release of new viral particles

• Production of viral proteins

Multiple Choice

What is the primary outcome of the lytic cycle in bacteriophages?

• Integration of viral DNA into the host genome

• Destruction of the host cell and release of new viral particles

• Establishment of a long-term symbiotic relationship

• Replication of the host cell DNA

Multiple Choice

Which of the following is considered a living entity?

• Virus

• Prion

• Both

• Neither

Multiple Choice

How do prions cause disease?

• By destroying host cells

• By inducing inflammation

• By converting normal proteins into abnormal forms

• By releasing toxins