What is the purpose of the DNase test?, To detect urease production, To detect catalase production, To determine citrate utilization, To determine the ability of bacteria to produce deoxyribonuclease (DNase), A positive DNase test indicates that the bacterium can:, Ferment lactose, Hydrolyze DNA into smaller fragments., Utilize citrate as the sole carbon source, Produce hydrogen sulfide, On DNase agar with methyl green, a positive result is indicated by:, A blue colony, A clear/colorless zone surrounding the bacterial growth., Blackening of the medium, Bubble formation, Why is the Dnae test useful in microbiology?, To identify lactose fermenters, To detect indole production, To help differentiate pathogenic bacteria such as Staphylococcus aureus from other Staphylococcus species, To determine oxidase activit

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