thiobacillus

Thân thiện

A scientist observes thiobacillus under a microscope in a laboratory.

Definition

Noun: A type of small, rod-shaped bacterium that lives in environments like sewage or soil and derives energy by oxidizing sulfur compounds.

Usage

This is a scientific term used primarily in microbiology and environmental science. It refers to a specific genus of bacteria with a distinct shape and metabolic function. * Thiobacillus species are important in the biogeochemical cycling of sulfur. * The presence of thiobacillus in the soil sample indicated high sulfur content.

Advanced Usage

• Ecological Role: These bacteria are chemolithoautotrophs, meaning they use inorganic sulfur compounds as an energy source and carbon dioxide as a carbon source. They play a crucial role in acid mine drainage by producing sulfuric acid.
  • Example: Thiobacillus ferrooxidans is studied for its role in bioleaching, where it helps extract metals from ores.

Variants and Related Words

• Thiobacilli (plural): The plural form of the noun.
  • Example: Various thiobacilli were identified in the wastewater treatment system.

Synonyms

• Sulfur-oxidizing bacterium (descriptive synonym)
• Chemolithotrophic bacterium (broader category based on metabolism)

Học thuật

Noun

1. small rod-shaped bacteria living in sewage or soil and oxidizing sulfur