Microbiology Tyndallization involves steaming at A 100°C for 20 min for 3 consecutive days B 121°C for 15 min for 3 consecutive days C 126°C for 2 mins for 3 consecutive days D < 100°C for 20 mins 💡 Explanation Tyndallization involves steaming at ✓ Correct Answer: A. 100°C for 20 min for 3 consecutive days