Name 3 barriers against infection

Any 3 from. Skin. Mucus -in nose, trachea (cilia waft the mucus into the stomach to be destroyed) . Stomach acid. lysosomes (e.g. in tears and saliva)

JS
Answered by Josephine S. Biology tutor

2176 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

What is ventilation of the lungs and how does it occur?


What are some of the key differences between animal and plant cells?


How is the structure of the lung adapted for respiratory function?


Can you describe the gross external structure of the kidney?


We're here to help

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

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences