From course:
(Practice similar questions for free)
BIOLOGY TOPIC 11 ANIMAL PHYSIOLOGY (HL)
» Start this Course(Practice similar questions for free)
Question:
How is the immunity length from a vaccination determined? (3)
Author: Sammy UniverseAnswer:
Depends on how long the memory cells survive may not survive a lifetime may need a booster shot for immunity
0 / 5 Â (0 ratings)
1 answer(s) in total