GCSE Biology - Communicable Disease | Viruses (2027/28 exams)

⭐️ Check out our website https://www.cognito.org/ ⭐️ ** WHAT'S COVERED ** 1. What viruses are Basic characteristics (size, structure, replication). How viruses damage host cells and cause illness. 2. Three examples of viral diseases Measles: Transmission, symptoms, prevention through vaccination. HIV: Transmission, initial symptoms, progression to AIDS, modern treatment (antiretroviral drugs). Tobacco Mosaic Virus (TMV): How it affects plants, symptoms (mosaic pattern), impact on photosynthesis and growth. ** CHAPTERS ** 0:00 What Viruses Are 0:55 Measles 1:29 HIV 2:55 Tobacco Mosaic Virus (TMV) ** PLAYLISTS **    • GCSE Maths (9-1)      • GCSE Biology (9-1)      • GCSE Chemistry (9-1)      • GCSE Physics (9-1)      • A-Level Biology   #GCSE #Biology #study