Skip to content

Subjects

History
Geography
Biology
Chemistry
Physics
Mathematics
English Literature

Resources

Browse Courses
Past Papers
Key Terms & Definitions

About

Sign Up
Log In
Privacy Policy
Terms of Service

© 2026 GradeGen.AI

Not affiliated with any exam board.

Home
Subjects
Past Papers
Key Terms
Settings

My Courses

Select your courses

Courses
History
Key Terms
Germ Theory

Germ Theory

History

The theory that certain diseases are caused by the invasion of the body by microorganisms (microbes).

Found in Revision Notes

Ideas About the Cause of Disease

Ideas About the Cause of Disease

Approaches to Prevention and Treatment

Approaches to Prevention and Treatment

Factor Interaction and Comparative Case Studies

Factors Affecting Medical Development

Key Factors Influencing Medical Development

Factors Affecting Medical Development

Patterns of Medical Change and Societal Context

Factors Affecting Medical Development

Related Key Terms

1848 Public Health Act 1867 Reform Act 1875 Public Health Act agar jelly Almanac Anaesthetic Anatomy animalcules

Revise This Topic

Sign up to access full revision notes, track your progress, and master every key term.

Sign Up to Start Revising Log In