<prompt> Which of the following is not seen in human body?L-fucoseL-fructoseD-GlucoseD- Fructose  <response>: L-fructose is not seen in human body All sugars in our body are D-sugars. All amino acids in the human protein are L-amino acids. But there are exceptions. L-sugar found in the human body, i.e. L-fucose. L-Fucose : Methyl pentose Found in glycoproteins e.g. Blood group antigen. 