Question 18
Vectors can be defined as
(a) animals carry the infecting agents from sick person to another healthy person
(b) microorganisms which cause many diseases
(c) infected person
(d) diseased plants
(a) animals carry the infecting agents from sick person to another healthy person
Vectors can be defined as animals that carry the infecting agents from a sick person to another healthy person. Mosquitoes are vectors for many diseases.