Virology key term review (Chapter 3 - Part 1)

Needs host cell to reproduce.

• Virus
• Bacteria
• Fungus
• Protozoan

What does a virus have on the outside?

• a protein coat
• a fur coat
• crispy skin
• membrane

What does a virus have on the inside?

• DNA, but never RNA
• RNA but never DNA
• DNA or RNA
• neither DNA or RNA

Viruses are typically larger than cells.

• True
• False

Which of the following is NOT a structure that a virus can have?

• DNA
• capsid
• RNA
• mitochondria

Which of these can be used to prevent getting sick from a viral infection?

• antibotics
• vaccine

_________ are found in BOTH viruses and in all living organisms. 

• Genetic Material 
• A cell membrane
• ribosomes

Virus needs to attack a host cell in order to survive because 

• they lack DNA so they must use the DNA of the host cell
• they cannot reproduce on their own therefore they hijack cell's machinery 

This virus attacks the white blood cells (immune cells) of the human body. Eventually, the immune system cannot handle the viral invasion. This makes the body prone to attack from other viruses and bacteria. What is the name of this infectious viral disease?

• AIDS
• Cancer
• Diabetes

HIV weakens the immune system by killing 

• antibiodies
• immune cells
• skin cells