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| 1. |
Which of the following are the reason(s) for Rheumatoid arthritis? Choose the correct option. i. Lymphocytes become more active ii. Body attacks self cells iii. More antibodies are produced in the body iv. The ability to differentiate pathogens or foreign molecules from self cells is lost (a) i and ii (b) ii and iv (c) iii and iv (d) i and iii |
| Answer» The correct answer is (b) ii and iv | |