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Links to 5 powerpoint presentations providing an introduction to bacteria and other microorganisms, their uses and their role in causing infectious diseases; a history of fighting disease; chemicals that kill bacteria; penicillin and medicines for the future.

Clear information about good and bad microbes to read. Quiz available

An interactive activity showing some of the places micro-organisms can be found. Highlights that some are useful and others are harmful. Includes a quiz.

Site provided by University of Manchester with written information and animations.

Pupils playing in normal mode can learn about antibodies and can then try the expert level.

Information and an activity based on compost.

Good web page on decomposers. There is a 3 minute QuickTime video that explains their role in recycling nutrients. Also some lesson plans and links to other resources.

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