Biological transmission differs from mechanical transmission in that biological transmission
A) requires direct contact.
B) occurs when a pathogen is carried on the feet of an insect.
C) works only with noncommunicable diseases.
D) involves reproduction of a pathogen in an arthropod vector prior to transmission.
E) involves fomites.

Question

Quizplus · Accepted Answer

Biological transmission involves the reproduction or development of a pathogen within an arthropod vector before it is transmitted to a host, unlike mechanical transmission where the pathogen is simply carried by the vector without any development.

Biological Transmission Differs from Mechanical Transmission in That Biological Transmission