Problem: OPTIONS:
- Dengue fever
- yellow fever
- chronic fever
- rheumatic fever
Q: Q: Name the fever that is caused by a virus that has antigens similar to molecules in human heart tissues. A:
Answer: rheumatic fever

Problem:OPTIONS:
- external positive
- false positive
- personal negative
- false negative

Q: What do we call an incorrect test result that should have been positive? A:
****
A: false negative

Q: What component of a prokaryote is unique in molecular composition and mechanism of propulsion? A:
OPTIONS:
- the sporangia
- the membrane
- the amoeba
- the flagella
the flagella

Q: What is polyisoprene better known as? A:
OPTIONS:
- rayon
- styrofoam
- silicon
- rubber

Answer: rubber

Question: Q: The earliest types of what lacked flowers, leaves, roots and stems? A:
OPTIONS:
- animals
- clouds
- houses
- plants
Answer: plants

input: OPTIONS:
- blood cells
- immune system cells
- anchor cells
- host cells Now, answer this question: Q: Viruses depend on what type of cells? A:
A:
output:
host cells