Which of the following best describes a positive reaction in an ELISA? All of th

Question

Which of the following best describes a positive reaction in an ELISA? All of the molecules in the ELISA coagulate If the color of the ELISA does NOT change, the result is positive. There is a pH change. A color change takes place. You run an ELISA for molecule X. You test your sample, a negative control, and a positive control. How would you interpret the following data? Positive control: The ELISA turns dark blue Negative control: The ELISA turns dark blue Sample: The ELISA turns dark blue You cannot accurately interpret these data, and you need to rerun the ELISA. The sample is negative for molecule X. The sample is positive for molecule X. The sample is contaminated.

Explanation / Answer

A color change take place-ELISA (enzyme-linked immunosorbent assay) is a plate-based assay technique designed for detecting and quantifying substances such as peptides, proteins, antibodies, and hormones.It  is a test that uses antibodies and color change to identify a substance.

Part D-The sample is positive for molecule X.

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