# Describe how the immune system produces antibodies in response to a new pathogen entering the body.

> WJEC GCSE Biology (Wales) — 2.6.2 The immune system · Describe · 4 marks

## Mark scheme (4 marks)

1. Pathogens have antigens on their surface
2. White blood cells detect / recognise the antigens
3. White blood cells (lymphocytes) produce antibodies specific to that antigen
4. Antibodies bind to / destroy / neutralise the pathogen / lead to its destruction

## Key terms

- [antibodies](https://www.gradenine.co.uk/glossary/antibodies)
- [pathogen](https://www.gradenine.co.uk/glossary/pathogen)

## Related

- [Revision notes for WJEC GCSE Biology (Wales)](https://www.gradenine.co.uk/learn)
- [How to answer "Describe" questions](https://www.gradenine.co.uk/tools/command-word-cheatsheet)
- [Practice this with AI marking (free)](https://www.gradenine.co.uk/start)

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Source: [GradeNine](https://www.gradenine.co.uk/q/describe-how-the-immune-system-produces-a01ea8d6) · Published by Druglandscape Ltd.