Consider the following statements regarding scientific findings on rheumatoid arthritis (RA): Statement I: Immune cells involved in rheumatoid arthritis show disease-related molecular changes years before the appearance of any clinical symptoms. Statement II: One of the earliest warning signs of RA is the presence of ACPA (anti-citrullinated protein antibodies), which can appear in the blood long before joint pain develops. Statement III: These early immune changes occur only after visible inflammation appears in joints. Which one of the following is correct in respect of the above statements?

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Biology · Human Diseases

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Only one of the Statements II and III is correct, and that explains Statement I.

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Answer 1

Neither Statement II nor Statement III is correct.

Answer 2

Only one of the Statements II and III is correct, and that explains Statement I.

Answer 3

Both Statement II and Statement III are correct, but only one of them explains Statement I.

Answer 4

Both Statement II and Statement III are correct, and both of them explain Statement I.

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