Explain how the interactions between different types of disease can affect the prevalence of a disease around the world

Different types of disease may interact. This can mean that the presence of one disease can lead to a higher chance of developing another disease. Defects in the immune system mean that an individual is more likely to suffer from infectious diseases.

Explanation:

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sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate

bacteria could be both, harmful and to us. harmful bacteria could make us sick and probably even by getting the chances of getting a disease, but good bacteria fight it off with your immune system. there is always bacteria everywhere we go. we need to make sure to wash our hands after using the restroom, before eating, after eating, after petting an animal too. so you see, bacteria is everywhere and is harmful or . i hope this . : ) : ) : )