Viruses Review

All viruses contain-

• nucleic acids
• ribosomes
• mitochondria
• cytoplasm

What part of a virus houses the genetic material (DNA/RNA)?

• tail

• nucleus

• capsid

• lipid

Which statement regarding viruses is true?

• a virus can only reproduce inside of a living cell
• viruses do not contain DNA
• viruses are unicellular
• viruses are generally larger than cells

Which of the following is a difference between viruses and cells?

• only cells contain DNA

• only viruses change over time

• only cells obtain and use energy

• only viruses cause disease

What do viruses and cells have in common?

• They both obtain/use energy

• They both contain genetic material

• They both respond to the environment

• They both contain organelles

What structure of this virus is labeled A?

• genetic material

• capsid

• tail sheath

• viral envelope

What is the primary function of a bacteriophage tail?

• To produce energy

• To protect the genetic material

• To replicate the virus

• To attach to the host cell

Which of the following best describes a bacteriophage?

• A type of antibiotic

• A type of bacteria

• A virus that infects bacteria

• A cell organelle

Viruses are made up of cells.

• True

• False

Which of the following pictures is NOT an example of a virus?

• a

• b

• c

• d