Selectins …

question 44

Multiple Choice

Selectins …

• A) mainly mediate cell-matrix attachments.
• B) are members of the Ig superfamily of cell adhesion molecules.
• C) do NOT require Ca²⁺ for their adhesive function, unlike integrins.
• D) are carbohydrate-binding proteins.
• E) All of the above.

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Rheumatoid Factor

An autoantibody found in the blood that is a common indicator of rheumatoid arthritis.

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