Biochemistry ACS Exam Study Questions With 100% Correct Answers

Biochemistry ACS Exam Study Questions With 100% Correct Answers The slowest reaction in a sequence is the - answerrate limiting step the state of a system in which no further net change is occurring - answerequilibrium the assumption that the rate of formation of ES is exactly equal to the rate of breakdown of ES is called the _____ _____ assumption - answersteady state K cat is known as the _____ number. at saturating substrate concentrations , kcat=vmax/[Et] - answerturnover number Type of inhibitor that alters the Km of an enzyme without altering vmax - answercompetitive molecule that binds to the active sit of an enzyme - answersubstrate Relatively small portion of an enzyme that is involved in substrate binding - answeractive site Describes changes in the conformation of an enzyme upon substrate binding - answerinduced fit A ____-_____ analog binds more tightly to the active sit than does the substrate molecule - answertransition state ______-______ kinetics describes the enzymatic activity of an idealized enzyme - answerMichaelis menten Trypsin is to trypsinogen as active enzyme is to - answerzymogen Complete enzyme complex including all the protein subunits and prosthetic groups - answerholoenzyme Type of energy derived from enzyme-substrate interaction that lowers the activation energy for a reaction - answerbinding The binding site of a protein is complementary to a specific ligand due to which characteristic of the binding site? - answerSize