Vitamin D3, also known as cholecalciferol, comes from fortified foods, animal foods (fatty fish, cod liver oil, eggs, and liver), supplements, and can be made internally when your skin is exposed to ultraviolet (UV) radiation from the sun. Structurally, these two are not the same.
Definition of mind for Students. 1  1 : the part of a person that thinks, reasons, feels, understands, and remembers. 2  2 : memory 1 Keep my advice in mind. 3  3 : intention 1 I changed my mind. 4  4 : a person's view or opinion about something Speak your mind.
Difference Between Mind and Brain. 1  Most of the scientists and thinkers believe that brain and mind are one and cannot be separated. 2  While brain is considered to be a physical thing, Ã¢ the mind is considered to be mental. 3  Brain is made up of nerve cells and blood vessels whereas mind is not like that.