BrainMass Quizzes Biochemistry Basics A refresher quiz to test your knowledge of basics concepts of biochemistry. 1 Polyhydroxylated aldehydes or ketones which contain a hydroxyl radical and a hydrogen atom which bind in each carbon of the ring, except where one of the carbons atoms is bound to the oxygen of the ring; this carbon binds to a CH2OH radical, best describes which of the following class of compounds? Proteins Carbohydrates Hexoses Hormones Lipids 2 A sequences of amino acids bound by a peptide bond best describes which of the following class of compounds? Carbohydrates Lipids Proteins Hexoses Hormones 3 All of the following are functions performed by proteins EXCEPT which of the following? intracellular signalers cytoskeleton support monomer of DNA molecule enzymatic function osmotic regulation 4 Molecules made of glycerol bound to one or more chains of fatty acids and to one or more phosphate groups best describes which of the following class of compounds? Carbohydrates Lipids Proteins Enzymes Hormones 5 Molecules which reduce the activation energy of a chemical reaction thus facilitating the reaction or making it energetically viable best describes which of the following class of compounds? Carbohydrates Lipids Proteins Enzymes Hormones 6 Molecules which affect a specific target tissue by binding to unique receptor proteins to elicit a desired action within a target cell best describes which of the following class of compounds? Antibodies Nucleotides Guanines Enzymes Hormones Submit Quiz
