Science · Cold Chain and Vaccine Sensitivity
Which statement correctly describes the storage conditions and heat sensitivity profiles of vaccines under cold chain management?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Oral Polio Vaccine (OPV) is the least heat-sensitive vaccine.
- 2Tetanus Toxoid (TT) vaccine is more heat sensitive than OPV.
- 3Inactivated Polio Vaccine (IPV) requires deep freezer storage at -20°C.
- 4Oral Polio Vaccine (OPV) is highly heat-sensitive and requires ultra-cold storage.✓
Correct answer
Oral Polio Vaccine (OPV) is highly heat-sensitive and requires ultra-cold storage.
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