Which of the following may be used in a diagnostic microbiology laboratory to identify a bacterium?

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All of the options given can be used in a diagnostic microbiology laboratory to identify a bacterium. Growth characteristics on a blood agar plate and ability to grow in anaerobic conditions can provide information about a bacterium's metabolic and environmental requirements. Biochemical properties, such as the ability to ferment different sugars or produce certain enzymes, can help to distinguish between different bacterial species. Selective media can be used to isolate specific types of bacteria from complex samples. Therefore, a combination of these methods is often used to identify bacteria in a clinical or research setting.

Which of the Following May Be Used in a Diagnostic