The following are staining techniques EXCEPT

Correct Answer: D

Rationale: Staining techniques identify microbes by dye interaction. 'Positive,' is correct as the exception, not a technique, per microbiology (e.g., Tortora). 'Gram,' differentiates bacteria. 'Acid fast,' detects mycobacteria. 'Negative,' stains background. Positive's lack of specificity makes D the precise answer.

Correct Answer: D

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Correct Answer: C

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Correct Answer: D

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Correct Answer: D

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.