Variolation involved using
A)dried, ground smallpox scabs.
B)a recombinant carrier with genetic material of the smallpox virus.
C)preparations of human cowpox lesions.
D)antibodies to the smallpox virus.

Question

Quizplus · Accepted Answer

Variolation involved grinding up smallpox scabs and then either passing the material through a cloth or blowing it up the nose of the recipient. This practice was used as a primitive form of vaccination against smallpox in the past.

Variolation Involved Using