Practice question
Question
Which sugar is used as a lubricant in joints and connective tissues?
Explanation
Hyaluronic acid is the scientifically accurate answer to this question. Within the study of Carbohydrates, this concept is well-established through extensive research and is documented in standard scientific literature. The specific properties, mechanisms, or characteristics of Hyaluronic acid directly address what is being asked. Among the other options, Heparan sulfate, Cellobiose, and Galactitol do not correctly answer this question because they either refer to different concepts, describe properties of other molecules or processes, or represent common misconceptions about this topic.