GCSE Biology - Communicable Disease | Bacterial Disease

⭐️ https://www.cognito.org/ ⭐️

** WHAT'S COVERED **
1. Introduction to Bacteria
Distinction between harmful and helpful bacteria (e.g., gut bacteria).
Basic characteristics: single-celled organisms, size relative to human cells, reproduction within hosts, toxin production.
2. Salmonella
Cause of food poisoning.
Transmission routes (e.g., contaminated food, infected chickens).
Symptoms (fever, cramps, vomiting, diarrhoea).
Recovery and importance of hydration.
Prevention through vaccination (UK example).
3. Gonorrhoea
A sexually transmitted disease (STD) caused by bacteria.
Transmission via sexual contact (unprotected sex).
Symptoms (pain on urination, discharge).
Prevention methods (avoiding unsafe sex, barrier contraception like condoms).
Treatment approaches, including the historical use of penicillin and the current challenge of antibiotic resistance.

** CHAPTERS **
0:00 Introduction to Bacteria & Disease
0:29 Bacterial Characteristics
0:54 Salmonella Food Poisoning
1:38 Gonorrhoea (STD)
2:00 Gonorrhoea Prevention & Treatment
2:22 Antibiotic Resistance in Gonorrhoea

** PLAYLISTS **
   • GCSE Maths (9-1)  

   • GCSE Biology (9-1)  

   • GCSE Chemistry (9-1)  

   • GCSE Physics (9-1)  

   • Alevel Biology  

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