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Not anymore. Oranges only turn "orange" if the temperature is right. In some countries where the temperatures never cool off, oranges remain green, even when mature. It is the cool temperatures which promote the release of the orange pigments (carotenes). Before being sold in the U.S., green oranges used to be coated with an orange dye to make them more attractive to consumers. This practice is no longer acceptable by the FDA. To overcome this problem, oranges are now often treated with ethylene, which promotes the development of a uniformly "orange" appearance. This removes the chlorophyll layer and allows the orange color to emerge.
Oranges are initially green. And in some places they stay greenish yellow. Oranges only turn orange under two circumstances. The first is in colder climates (like the US), where the temperature kills the chlorophyll pigments and carotenoids shows through. Also, oranges in the US are often sprayed with Ethylene Gas, which also kills the chlorophyll and turns them orange. Many greenish yellow oranges taste exactly the same as orange ones, its just that the US consumer demands orange oranges. Whatever floats our boats eh?
"Spray paint" is not quite the right word. The FDA does allow the addition of a colorant called "Citrus Red #2" to the skins of mature oranges. It's more of a liquid dye than a paint, and, of course, safe for human consumption.Oranges only turn "orange" if the temperature is right. In some countries where the temperatures never cool off, oranges remain green, even when mature. It is the cool temperatures which promote the release of the orange pigments (carotenes). Before being sold in the U.S., green oranges used to be coated with an orange dye to make them more attractive to consumers. This practice is no longer acceptable by the FDA. To overcome this problem, oranges are now often treated with ethylene, which promotes the development of a uniformly "orange" appearance. This removes the chlorophyll layer and allows the orange color to emerge.
no
Nope unless u slap oranges 97 times
If oranges begin to turn green or blue and lose the normally firm texture of their skin, a fungus has probably caused the deterioration. A pathogen is an organism that causes disease (they are PATHOGENS).
Ha, no answer. I have the same question. Live in northwest Fla and see orange trees fruiting everywhere!
Oh yeah! They turn out green then they turn orange.
Well their not alive their not human but, I understand what your saying Yes if you open an Orange that is fresh you can replant the seed and they well make an Orange Tree for you to pick oranges from. But if, the orange is not newly picked the seeds might be black in that case they are not longer good. But, I've never had an Old Orange so I wouldn't know if the seeds turn black but, they might so watch out!
Well its stored in cookies because its a little known fact that oranges like to eat cookies. When a orange eats a cookie it mulitplys 88 times. Also the oranges go into a rage frenzy destroying all other orages in its path. After that the surviving oranges turn into the well known ANNOYING ORANGE!
The leaves gradually turn from green to oranges, reds, and yellows at the end of summer because of the chloroplasts in the leaves. Chloroplasts keep the leaves green in the summer because there is so much sunlight in the summertime, and as the sunlight gets less in the fall time, the chloroplasts get weaker and the leaves turn red, orange, and yellow.
Brown. Orange is the complimentary color to green, and any two complimentary colors mixed together will yield brown. Correction: RED is the complimentary color to GREEN. The red in the orange will cause the green to turn into a very warm brown.