noun
purple sulfur bacteria
Scientific term for a group of photosynthetic bacteria that use sulfur compounds. Used in microbiology and environmental science contexts.
紅色硫黄細菌は光合成を行う細菌の一群である。
Purple sulfur bacteria are a group of bacteria that perform photosynthesis.
Compound of 紅色 (crimson) + 硫黄 (sulfur) + 細菌 (bacteria), describing the color and metabolic trait of these organisms.