Semmelweis Entrance Exam Medicine Biology Questions and Answers Rated A+

Semmelweis Entrance Exam Medicine Biology Questions and Answers Rated A+ What are carbohydrates and lipids? Organic compounds that are mostly composed of three types of atom; carbon, hydrogen and oxygen What do carbohydrates do? provide energy, in the form of sugars like glucose and fructose, but they also make up structures like cellulose, which form the cell wall of plant cells What type of carbohydrate is the most important source of energy? mono-, di- and poly- saccharides What are mono and disaccharides? polar and soluble in water What are polysaccharides? Macromolecules resulting from polymerisation (condensation) of sugars and are not soluble in water Examples of monosaccharides ribose, glucose, fructose, galactose What forms a disaccharide? two monosaccharides linked together by condensation reactions with glycosidic bonds releasing one H2O molecule Alpha glucose structure Beta glucose structure Examples of Polysaccharides cellulose, glycogen and starch Monomer of Sucrose glucose and fructose monomer of maltose glucose and glucose monomer of lactose glucose and galactose monomer of starch glucose monomer of glycogen glucose monomer of cellulose glucose In animals, what carbohydrate stores energy? glycogen What jobs do carbohydrates have other