GCSE Biology - Communicable Disease

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*** WHAT'S COVERED ***
1. Introduction to Microorganisms and Pathogens
* Types of microorganisms: Bacteria, Viruses, Protists, Fungi.
* Definition of pathogens as microorganisms that cause disease.
* Pathogens cause communicable (infectious) diseases affecting animals and plants.
2. How Pathogens Spread
* Through the air (e.g., influenza, measles in droplets).
* Via contaminated food and water (e.g., cholera, salmonella).
* By direct contact (e.g., athlete's foot).
3. Methods to Reduce the Spread of Pathogens
* Practising good hygiene (e.g., washing hands, cleaning cooking equipment).
* Killing vectors (organisms that transport pathogens, e.g., using insecticides against mosquitoes).
* Vaccination to prevent individuals from catching and spreading diseases.
* Isolating or quarantining infected individuals, especially for serious diseases.

*** CHAPTERS ***
0:00 Introduction to Microorganisms and Pathogens
0:49 How Pathogens Spread
1:46 How to Stop Pathogens Spreading (Prevention)
2:49 Summary

*** PLAYLISTS ***










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