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General Microbiology
The oxidase test is based on the presence of cytochrome c oxidase in bacteria. This enzyme catalyzes the oxidation of certain substrates, leading to a color change in the test medium, which indicates a positive result for oxidase activity.
General Medicine
The earliest symptom of Parkinsonism is typically a resting tremor, which often begins in one hand, leg, or chin and progresses over time.
Prosthodontics
Explanation: Immediate complete dentures are fabricated after the extraction of all the teeth. They are inserted into the patient's mouth immediately after the extraction to provide immediate tooth replacement and allow for healing witho