Biology 201 (BIOLOGY201)

Cell Biology Lecture Notes. Carbohydrates and Polysaccharides Polysaccharides: they usually consist of a single kind of repeating unit, or sometime a strictly alternating pattern of two kinds. Monomers :Monosaccharides 1. Either consists of aldehyde or ketone functional group 2. 2 or more -OH' groups 3. Formula: CnH2nOn, where n= 3 to 7 Triose, n=3 glyceraldehyde dihydroxyacetone Pentose, n=5 ribose deoxyribose Hexose, n=6 glucose fructose galatose 4. Ring form and chair form ...