Biology · Medical and Chemical Definitions
What is an antibody?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A chemical secretion used by bacteria to multiply inside a host body
- 2A protective protein produced by the immune system in response to the presence of a foreign substance✓
- 3A specialized cell found inside the plant cell wall
- 4A foreign substance that triggers an allergic reaction
Correct answer
A protective protein produced by the immune system in response to the presence of a foreign substance
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