Virus/Immune System Test

Which of the following about viruses is FALSE?

• viruses are made of proteins and DNA

• viruses are alive

• viruses need to infect a host cell to reproduce

• there are viruses which infect animals, plants, and even bacteria

Refer to the picture. What is letter A pointing to?

• the genetic material of the virus

• the capsid of the virus

• the outer membrane of the virus

• the nucleus of the virus

Refer to the picture. Letter B is pointing to...

• the mitochondria of the virus

• the genetic material of the virus

• the capsid of the virus

• the cell membrane of the virus

Which of the following list the stages of a virus lifecycle in the correct order?

• attachment, invasion, uncoating, replication, assembly, release

• replication, assembly, invasion, attachment, uncoating, release

• invasion, uncoating, attachment, replication, release, assembly

When a virus invades a living cell, its____________ takes over the host cell's functions.

• capsid

• cytoplasm

• mitochondria

• genetic material

A virus consists of ...

• DNA or RNA and a cell membrane

• DNA and RNA and a protein coat

• DNA or RNA and a protein coat

• proteins, cell membrane, and RNA

A pathogen refers to ...

• a protein coat of a virus

• an organism or a virus that causes disease

• a poison produced by a virus

• a disease process

What does the "19" stand for in COVID-19?

• it refers to the 19 molecules that make up the virus

• it is the 19th corona virus identified since the World Health Organization began identifying them

• it is the year that the virus was first encountered

COVID-19 is not the first widespread coronavirus encountered by humans. Which is NOT a type of coronavirus?

• Severe Acute Respiratory Syndrome (SARS)

• Middle East Respiratory Syndrome (MERS)

• the common cold

• Swine Flu

Onto which organ's cells does SARS-CoV2 primarily attach?

• Brain

• Heart

• Liver

• Lungs