Bacteria

Understand the Problem

The question appears to be a simple search query about bacteria. It does not provide specific context or request for information, making it a generic term rather than a structured question.

Answer

Bacteria are small single-celled organisms found everywhere on Earth.

Bacteria are small single-celled organisms found everywhere on Earth, essential for ecosystems, and present in large quantities in the human body.

Answer for screen readers

Bacteria are small single-celled organisms found everywhere on Earth, essential for ecosystems, and present in large quantities in the human body.

More Information

Bacteria are a crucial part of the Earth's ecosystems and play an important role in maintaining health in humans.

Tips

A common mistake is to think of all bacteria as harmful, whereas many are beneficial or neutral to human health.

Sources

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