Question

internal factors of 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

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.