Bacteria: The Good, the Bad, and the Ugly (Slideshow)

streptococcus bacteria intro photo

Photo: Ingram Publishing/Getty Images

With so many products -- from hand soap to dish detergent -- boasting about their antibacterial properties, it's easy to think that all bacteria are bad for you.

But the world of bacteria isn't so black and white: some bacteria help, some hurt, and some make vinegar. The 10 bacteria here are a few of the most famous -- in bright, bold color.

bacteria the good the bad and the ugly slideshow
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