Biology · Immune System
What is the primary psychological or biological mechanism when an individual receives a conventional vaccine containing a weakened form of a virus?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The vaccine immediately replaces all existing white blood cells in the body.
- 2The immune system mounts a response against a weakened or inactive form to build memory cells.✓
- 3The body intentionally succumbs to a severe clinical illness for a brief period.
- 4The body chemically destroys any future identical virus before it enters skin barriers.
Correct answer
The immune system mounts a response against a weakened or inactive form to build memory cells.
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