Which statement most accurately distinguishes active immunity from passive immunity?
- ABoth depend exclusively on ready-made antibodies are transferred to the recipient.
- Bactive immunity involves the person's own immune system produces antibodies and memory cells, whereas passive immunity involves ready-made antibodies are transferred to the recipient.
- Cactive immunity and passive immunity are identical in mechanism and outcome.
- Dpassive immunity always occurs before active immunity and prevents it completely.
✓ Correct answer: B
Want the full step-by-step reasoning?