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The yellow-orange colour of saffron is primarily the result of α-crocin. [37] This crocin is trans-crocetin di-(β-D-gentiobiosyl) ester; it bears the systematic (IUPAC) name 8,8-diapo-8,8-carotenoic acid. This means that the crocin underlying saffron's aroma is a digentiobiose ester of the carotenoid crocetin. [39]
Yellow maizes derive their color from carotenoids; red maizes are colored by anthocyanins and phlobaphenes; and orange and green varieties may contain combinations of these pigments. [35] Maize has short-day photoperiodism, meaning that it requires nights of a certain length to flower.
A diacritic (also diacritical mark, diacritical point, diacritical sign, or accent) is a glyph added to a letter or to a basic glyph. The term derives from the Ancient Greek διακριτικός (diakritikós, "distinguishing"), from διακρίνω (diakrínō, "to distinguish").
This is an accepted version of this page This is the latest accepted revision, reviewed on 25 September 2024. Cultural and religious celebration on 17 March For other uses, see Saint Patrick's Day (disambiguation). Saint Patrick's Day Saint Patrick depicted in a stained-glass window at Saint Benin's Church, Ireland Official name Saint Patrick's Day Also called Feast of Saint Patrick Lá ...
These lights are called after neon but often contain other gases and phosphors, which add various hues to the orange-red color of neon. Xenon is commonly used in xenon arc lamps , which, due to their nearly continuous spectrum that resembles daylight, find application in film projectors and as automobile headlamps.
In general, white helmets denote chief officers, such as battalion chiefs, division chiefs, etc. while red helmets may denote company officers, such as captains, lieutenants, etc. but the specific meaning of a helmet's color or style varies from region to region and department to department.
The size of Africa compared to other continents. Africa is the world's second-largest and second-most populous continent after Asia.At about 30.3 million km 2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth's land area and 6% of its total surface area. [7]