Skip to content

Loading…

Home
Subjects
Past papers
Key terms
Pricing

My courses

Select your courses

Loading…

Subjects

History
Geography
Biology
Chemistry
Physics
Mathematics
Classics

Resources

Browse courses
Past papers
Key terms & definitions
Pricing

About

Sign up
Log in
Privacy Policy
Terms of Service

© 2026 GradeGen

Not affiliated with any exam board.

Antimicrobial substances — OCR GCSE Biology A Definition | GradeGen

Home
Biology
Key terms
Antimicrobial substances

GCSE Biology · key term

Antimicrobial substances

Definition

Substances that kill microorganisms or inhibit their growth.

Used by OCR

How each exam board covers it

OCR GCSE Biology A · J247

Specification B6.3k · Paper 2 (Foundation), Paper 4 (Higher)

Revise: Non-specific defence systems

OCR Biology A past papers

Related key terms

Cilia
Mucus
Non-specific defence
Pathogen

Revise Biology with GradeGen

Create a free account to read GCSE Biology revision notes for your exam board and track your progress.

Sign Up to Start Revising Log In