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Multiple Choice

Which bacterium is listed as a spore-forming bacterium?

Spore formation is a survival strategy used by certain hardy bacteria, notably the Clostridium and Bacillus genera. Among common foodborne and clinical organisms, Clostridium perfringens forms endospores that can resist heat and harsh conditions, helping the organism persist during cooking and sanitation processes. The others listed do not form true endospores: Escherichia coli is a non-spore-forming Gram-negative rod; Staphylococcus aureus is a non-spore-forming Gram-positive cocci; Listeria monocytogenes is non-spore-forming. So the bacterium that is spore-forming is Clostridium perfringens.

Spore formation is a survival strategy used by certain hardy bacteria, notably the Clostridium and Bacillus genera. Among common foodborne and clinical organisms, Clostridium perfringens forms endospores that can resist heat and harsh conditions, helping the organism persist during cooking and sanitation processes. The others listed do not form true endospores: Escherichia coli is a non-spore-forming Gram-negative rod; Staphylococcus aureus is a non-spore-forming Gram-positive cocci; Listeria monocytogenes is non-spore-forming. So the bacterium that is spore-forming is Clostridium perfringens.