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Disease and immunity - Coggle Diagram
Disease and immunity
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A host is an organism whose resources/nutrients are being used by the pathogen whilst releasing toxins causing diseases in it.
Transferring
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In-Direct contact
Contaminated Food , water , animal vector and air
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Controlling diseases
1) Water treatment
Faeces containing bacteria can be washed up into water sources such as rivers and be passed into several hosts
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3) Waste disposal
1) Dispose it in strong plastic cans with tight lids to ensure no animal vectors such as house flies and pests reach it, as it is a breeding ground for pathogens
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