Biological spore testing verifies which level of microbial kill?

Sterilization (all microorganisms including spores eliminated)
Intermediate-level disinfection
Cold chemical disinfection
High-level disinfection

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Correct answer: A. Sterilization (all microorganisms including spores eliminated)

Spore testing verifies STERILIZATION — complete destruction of ALL microorganisms including bacterial endospores (most resistant life form). Geobacillus stearothermophilus for autoclave; Bacillus atrophaeus for dry heat.

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Biological spore testing verifies which level of microbial kill?

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