stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Indian Empires Flashcards | StudBud
Indian Empires
1 / 18
What is injecting a small dose of a virus to help someone build up defenses to a disease?
A
Inoculation
B
Metallurgy
C
Astronomy
D
Alloys
Next
0
0
correct · 0:00
