Question

the external and internal causes to occur the disease​

Answer 1

Answer:

External sources that can cause disease include acquired viruses or bacteria, and internal causes of disease include autoimmune or genetic dysfunction. Some diseases are chronic, meaning that they are continually present and may present symptomatically during a long duration.

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Answer 2

Answer:

external source that can cause disease include acquired viruses or bacteria, and internal causes of disease include autoimmune or genetic dysfunction. some diseases are chronic,meaning that they are continually present and may present symptomatically during a long duration.

Explanation:

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