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Question
Biology
Posted 6 months ago
What is Rheumatoid Factor?
It's an antibody, made by the immune system.

It's an antigen, on the synovial joint tissue.

It's an infection that can be detected in the blood.

It's a type of white blood cell.
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Answer from Sia
Posted 6 months ago
Answer
Rheumatoid Factor is an antibody made by the immune system.
Solution
a
Rheumatoid Factor (RF) is an autoantibody, which is a type of protein made by the immune system that can mistakenly target the body's own tissues
Key Concept
Rheumatoid Factor as an autoantibody
Explanation
Rheumatoid Factor is not an antigen, infection, or a type of white blood cell. It is an antibody that the immune system produces against the Fc region of IgG, which can mistakenly target the body's tissues, leading to autoimmune diseases such as rheumatoid arthritis.

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