Bacteria are single-celled microorganisms that can be found in various environments, including soil, water, and living organisms. While some bacteria are harmless or beneficial, others can cause infections and diseases.
Related terms
Pathogens: Some bacteria act as pathogens by causing diseases in humans, animals, or plants.
Antibiotics: Antibiotics are medications used to treat bacterial infections. They work by killing or inhibiting the growth of bacteria.
Probiotics: Probiotics are live microorganisms (often bacteria) that provide health benefits when consumed. They help maintain a healthy balance of gut bacteria and support digestion.