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)

Answered by Josephine S. Biology tutor

2028 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

What is a protein and what functions can a protein have?


Why might the stomata of a leaf close on a hot day?


Why do bacteria become resistant to antibiotics?


How is the structure of a capillary related to its function?


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences