Noun
/pɜːrpl səlfər ˈbæktəriəm/
A "purple sulfur bacterium" refers to a group of photosynthetic bacteria that are characterized by their purple color due to the presence of certain pigments. These bacteria generally perform photosynthesis using sulfur compounds, particularly in anaerobic (oxygen-free) environments, such as sulfur-rich hot springs and stagnant water bodies.
In the context of scientific terminology, "purple sulfur bacterium" is more frequently used in written form, particularly in academic and environmental studies, as it pertains to microbiology and ecology. Its frequency of use in everyday conversation is quite low due to its specialized nature.
The purple sulfur bacterium thrives in environments where sunlight and sulfur are abundant.
Пурпурная серная бактерия процветает в средах, где солнце и сера в избытке.
Researchers are studying the metabolism of purple sulfur bacteria to better understand their ecological roles.
Исследователи изучают метаболизм пурпурных серных бактерий, чтобы лучше понять их экологические роли.
When observing the pond, we noticed that the purple sulfur bacterium gave the water a distinctive hue.
Когда мы наблюдали за прудом, мы заметили, что пурпурная серная бактерия придавала воде своеобразный оттенок.
Although "purple sulfur bacterium" is not commonly found in idiomatic expressions, related concepts in microbiology and ecological terms do have phrases where bacteria or microbial life play a significant role. Here are a few relevant phrases:
«Бактерии в резервуаре» могут обозначать что-то нежелательное или проблематичное в ситуации.*
"Culture shock" — Referring to the reaction when encountering new bacteria or social norms.
«Культурный шок» — это реакция на встречу с новыми бактериями или социальными нормами.
"Petri dish environment" — An idiom that reflects a situation or setting conducive to growth, often used in a metaphorical sense to refer to innovative ideas or social issues.
«Среда Петри» — это идиома, которая отражает ситуации или условия, способствующие росту.
The term "purple sulfur bacterium" combines "purple" from Old English purpul, likely derived from Latin purpura, referring to the color, "sulfur" from Latin sulfur, and "bacterium," which comes from Greek bakterion, meaning "small staff" or "rod," reflecting the shape of these microorganisms.