Question

Which of the following are the reason(s) for Rheumatoid arthritis? Choose the correct option.

1. The ability to differentiate pathogens or foreign molecules from self-cells increases.
2. Body attacks self cells
3. More antibodies are produced in the body
4. The ability to differentiate pathogens or foreign molecules from self-cells is lost

विकल्प

• i and ii

• ii and iv

• iii and iv

• i and iii

Answer 1

ii and iv