MBBE 402 Biochem Test 3 Study Guide
A plot of velocity versus substrate concentration for a simple enzyme-catalyzed reaction
produces a _. This indicates that at some point, the enzyme is _. - sigmoidal curve;
saturated with substrate
*hyperbolic curve; s
MBBE 402 Chapter 14 Biochem Test Bank
Glycolysis is the name given to a metabolic pathway occurring in many different cell types. It
consists of 11 enzymatic steps that convert glucose to lactic acid. Glycolysis is an example of:
A) aerobic metabolism.
MBBE 402 Biochem Exam 3 Chapter 12 Test Bank
Proteins that bind molecules and elicit a response are called
B. secondary messengers
E. lipases - receptors
A very low concentration of hormones is usually required to induc
MBBE 402 Chapter 19 Biochem Test Bank
1. Almost all of the oxygen (O2) one consumes in breathing is converted to:
B) carbon dioxide (CO2).
C) carbon monoxide and then to carbon dioxide.
D) None of the above
E) water. - E
2. Which of the fol
MBBE 402 Chapter 22 Biochem Test Bank
1. Which of the following statements about the fixation of atmospheric nitrogen (N2) into NH3
by living cells is false?
A) It involves the transfer of eight electrons per mol of N2.
B) It occurs in certain microorgani
MBBE 402 Chapter 12 Biosignaling Notes
Which of the following is not involved in the specificity of signal transduction?
A) Interactions between receptor and signal molecules
B) Location of receptor molecules
C) Structure of receptor molecules
MBBE 402 Chapter 6 Biochem Test Bank
One of the enzymes involved in glycolysis, aldolase, requires Zn2+ for catalysis. Under
conditions of zinc deficiency, when the enzyme may lack zinc, it would be referred to as the:
MBBE 402 Chapter 23 Biochem Test Bank
1. The radioimmunossay (RIA) is based on competition of unlabeled and radiolabeled:
A) antibodies for binding to a hormone.
B) antibodies for binding to a receptor.
C) hormone for binding to a receptor.
D) hormone for
MBBE 402 Chapter 11 Biochem Test Bank
Which one of the following statements about membranes is true?
A) Most plasma membranes contain more than 70% proteins.
B) Sterol lipids are common in bacterial plasma membranes.
C) Sterol lipids are common in human c
MBBE 402 Chapter 21 Biochem Test Bank
1. Which of the following is not required in the synthesis of fatty acids?
C) HCO3- (CO2)
E) NADH - E
2. Which of the following is not true of the reaction producing malonyl-CoA