Topics: Agents of Disease Quiz
This chart shows the worldwide number of pertussis, tuberculosis, and measles cases over 16 years. Which is most likely the cause of the decline in measles cases from 1980 to 1990?
A. antibiotics
B. chemotherapy
C. quarantines
D. vaccinations
Preview next quiz:
Which of the following careers would a student studying biotechnology most likely pursue?
A. electrical engineering
B. astronomy
C. agricultural research
D. geology