Viruses Check

A protein coat surrounding a virus is called a 

• prophage.
• virus.
• capsid.
• bacteria.

A tiny non-living particle that invades and then multiplies inside of a living cell is called a:

• vaccine
• virus
• bacteriophage
• bacteria

Which type of genetic information can viruses contain?

• DNA

• viruses do not contain genetic information

• Viral proteins

• RNA

All bacteria are pathogenic.

• True

• False

Viral attachment to host cells is shape specific

• True

• False

Which of the following is/are true of viruses?

• They are unicellular

• They are multicellular

• They must infect a host to replicate its DNA.

• They contain a nucleus

All viruses are different, but what are two parts that a virus must have?

• Genetic Information (DNA or RNA)

• a lipid membrane

• a nucleus

• a protein coat

Which of these statements is true?

• A virus is unicellular, it has only one cell.

• A virus may sometimes be multicellular, have many cells.

• A virus has no cells

The little sticks poking out of the sides of these viruses are called

• sugar sticks

• surface markers

• covid claws

Which cycle kills the host cell immediately?

• Lytic

• Lysogenic