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Rhodopseudomonas palustris is a rod-shaped, Gram-negative purple nonsulfur bacterium, notable for its ability to switch between four different modes of metabolism. [2]R. palustris is found extensively in nature, and has been isolated from swine waste lagoons, earthworm droppings, marine coastal sediments, and pond water.
Cyperus rotundus (coco-grass, Java grass, nut grass, purple nut sedge [2] or purple nutsedge, [3] red nut sedge, Khmer kravanh chruk [4]) is a species of sedge (Cyperaceae) native to Africa, southern and central Europe (north to France and Austria), and southern Asia.
Exposure to violent, misogynistic rap music performed by African American male rappers has been shown to activate negative stereotypes towards black men as hostile, criminal and sexist. [ 82 ] [ 83 ] Hip hop portrays a stereotypical black masculine aesthetic and has stereotyped black men as hypersexual thugs and gangsters who hail from an inner ...
Puinhopen also inspired Flemish N-VA politician Geert Bourgeois to write De puinhoop van paars-groen (The wreckage of purple-green) in late 2002. In this book Bourgeois accuses the then current cabinet of Belgium of misgovernment. According to Bourgeois, the word puinhopen was the only justified term to summarize three years of Purple-Green. [53]
The human eye's red-to-green and blue-to-yellow values of each one-wavelength visible color [citation needed] Human color sensation is defined by the sensitivity curves (shown here normalized) of the three kinds of cone cells: respectively the short-, medium- and long-wavelength types.
Lythrum salicaria or purple loosestrife [2] is a flowering plant belonging to the family Lythraceae. It should not be confused with other plants sharing the name loosestrife that are members of the family Primulaceae. Other names include spiked loosestrife and purple Lythrum. This herbaceous perennial is native to Europe and Asia, [3] and ...
The ferric chloride test is used to determine the presence of phenols in a given sample or compound (for instance natural phenols in a plant extract). Enols, hydroxamic acids, oximes, and sulfinic acids give positive results as well. [1]
Lithium molybdenum purple bronze is a chemical compound with formula Li 0.9 Mo 6 O 17, that is, a mixed oxide of molybdenum and lithium. It can be obtained as flat crystals with a purple-red color and metallic sheen (hence the "purple bronze" name). [1] [2] This compound is one of several molybdenum bronzes with general formula A x Mo y O