Multiple choice

The human disease, syphilis is caused by :

  1. bacteria

  2. virus

  3. fungus

  4. protozoan
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A Correct answer
Explanation

Syphilis is caused by the bacterium Treponema pallidum, a spirochete that is transmitted through sexual contact or vertical transmission from mother to fetus. Unlike viral STDs, bacterial infections like syphilis can be treated effectively with antibiotics such as penicillin.

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