Final answer:
Vitamin D is a fat-soluble vitamin that is essential for the absorption of calcium and is not typically found in citrus fruits. It can be stored in the body's fatty tissues and synthesized through sunlight exposure.
Step-by-step explanation:
Vitamin D can be characterized by several properties: It is a fat-soluble vitamin, meaning that it is absorbed along with fats in the diet and can be stored in the body's fatty tissues. Additionally, it helps in the absorption of calcium, which is vital for maintaining bone health and proper function of the nervous system. Unlike some vitamins, vitamin D is not typically found in citrus fruits; rather, it can be found in foods like fish, liver, and egg yolks and can also be synthesized by the body when the skin is exposed to sunlight.