Bacteria Some Are Enemies & Some Are Friends 2 Inch Round Button
Do you see the pros and cons of bacteria? Showcase your microbiology spirit with any of these scientific biological gifts featuring various bacteria morphology (the three major ones) along with the truism saying "Bacteria - Some Are Enemies & Some Are Friends". Some bacteria cause disease; some bacteria help us in the production of fuel, food, medications, environmental recycling and clean-up. Make others do a double-take about the negative and positive aspects of bacteria!