Microbiology Papain cleaves the immunoglobin molecule into: A 1 Fc and 1 Fab B 1 Fc and 2 Fab C 2 Fc and 1 Fab D 2 Fc and 2 Fab 💡 Explanation Papain cleaves the immunoglobin molecule into: ✓ Correct Answer: B. 1 Fc and 2 Fab