From its beginning, the main features of the metric system were the standard set of interrelated base units and a standard set of prefixes in powers of ten. These base units are used to derive larger and smaller units that could replace a huge number of other units of measure in existence.
There are many vitamins present in oranges. Photo Credit Medioimages/Photodisc/Photodisc/Getty Images. Oranges are well known for their high concentration of vitamin C, but the citrus fruit also contains many other vitamins and nutrients. Oranges also contain vitamin A, many of the B vitamins, and vitamin E, making them a regular part of a healthy and balanced diet. Vitamin A is an important nutrient for vision, and for healthy skin.
You can count on mandarin oranges to provide vitamin C, with 1 cup of orange segments delivering 28 percent of the recommended daily intake. Vitamin C is a powerful antioxidant that neutralizes free radicals, including those resulting from exposure to sunlight.andarins are smaller than oranges and have a looser skin, which makes them easier to peel. Like all members of the citrus family, they provide a boost of vitamins and minerals, yet have few calories and not even 1 gram of fat.