This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Death and postmortem changes, Subject name: Forensic Medicine
Major bacterial enzyme responsible for putrefaction - 
Select and explain. 
A. Hyaluronidase, B. Lecithinase, C. Metailloproteinase, D. Collagenase
B: Lecithinase
Answer: B: Lecithinase 
Explanation: Lecithinase produced by Clostridium welchii is impoant in putrefaction as it digests lecithin, a component of cell membrane. It causes postmoem hemolysis of blood. Dr. Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27 th edition pg. 82.