How does helicobacter pylori cause stomach ulcers?

It neutralises acid in the stomach and allows bacteria to damage the stomach epithelium.

SG
Answered by Saranya G. Biology tutor

4041 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

State what is meant by 'active transport' and explain how a plant root hair cell use this to facilitate nutrient uptake from the soil.


Why, beyond a certain point, does a higher temperature no longer correspond to a higher rate of enzyme activity?


Describe the structure of a plant and explain it's functions. (6 marks)


Ella has just finished running a half marathon. She hasn't been drinking enough water so is dehydrated and is feeling incredibly hot. Describe how her body responds to these changes. (6)


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning