Trioses are simple sugars, specifically monosaccharides, that contain three carbon atoms. They are part of the carbohydrate family and play a crucial role in metabolic processes. The two main types of trioses are glyceraldehyde and dihydroxyacetone, which differ in their structure and function. In biological systems, trioses serve as intermediates in various metabolic pathways, including glycolysis. They are essential for energy production and the synthesis of more complex carbohydrates. Understanding trioses helps in studying cellular respiration and the overall functioning of living organisms.