Aldohexose is a six-carbon sugar that contains an aldehyde functional group. Other terms that can be used as synonyms for aldohexose include hexose, aldehyde hexose, and six-carbon aldehyde sugar. Aldohexoses are commonly found in foods such as fruits, vegetables, and honey. The most important aldohexose is glucose, which is used as the primary source of energy in living organisms. Other aldohexoses include mannose, galactose, and fructose. These sugars have different structures and functions in the body, but they all share the same basic molecular formula. Overall, aldohexose is a broad term that encompasses several important sugars in biology.