Microbiology True about H. pylori – A Seen in 85 to 90% cases of gastric ulcer B Seen in 20 to 25% cases of duodenal ulcer C Transmitted from man to man, feco-orally & by orogastric route D Common in adults of developing countries 💡 Explanation True about H. pylori - ✓ Correct Answer: C. Transmitted from man to man, feco-orally & by orogastric route