Agents that carry disease from one carrier to another are called: ...

[KWilfred]

Agents that carry disease from one carrier to another are called:
 
  a. antigens.
  b. vectors.
  c. pathogens.
  d. pandemics.
  e. endemics.

Question 2

Which of the following statements is not correct?
 
  a. The invention of electrical generators and the incandescent light bulb occurred in the mid-1800s.
  b. Major innovations in telecommunications occurred in the 20th century.
 c. The introduction of gasoline-fueled internal combustion engines occurred in the 1840s.
 d. The discovery of nuclear fission occurred in the late 1930s.

[sabina576]

Answer to Question 1

b

Answer to Question 2

c

[KWilfred]

Thanks for the timely response, appreciate it

[Dominic]

Gracias!