A protective layer made of peptidoglycan (a mix of sugars and amino acids).
Bacteria are nature’s recyclers. They break down dead organic matter and "fix" nitrogen in the soil, which plants need to grow.
Your body hosts trillions of bacteria that help digest food, produce vitamins (like B and K), and train your immune system. bacteria
A tangled loop of DNA that contains their genetic instructions.
Tail-like structures for swimming and hair-like structures for sticking to surfaces. 2. The Good: Essential Life Support A protective layer made of peptidoglycan (a mix
Unlike animal or plant cells, bacteria are . They lack a nucleus and membrane-bound organelles. Their structure typically includes:
We use bacteria to make food (yogurt, cheese, sauerkraut), treat sewage, and even produce medicines like insulin. 3. The Bad: Pathogens Your body hosts trillions of bacteria that help
While often associated with illness, the vast majority of bacteria are either harmless or beneficial: