All of the chemical reactions of the cell are called
B. Redox reactions
E. Cellular respiration
Each of the following are true of enzymes except:
A) Can be used over and over
B) May or may not require cofactors
C) Active site is specific to substrate
D) They increase the activation energy of a reaction
E) All are true of enzymes
During aerobic cellular respiration, the final electron acceptor is
When enzyme action stops due to a buildup of end product this control is called
A. Negative feedback
B. Competitive inhibition
C. Enzyme induction
D. Enzyme repression
E. None of the choices are correct
a. Include synthesis of large carbohydrates
b. Only occur in hertotrophs
c. Occur during aerobic ccellular respiration
d. Do not occur in anaerobic cellular respiration
e. Occur when ADP binds to inorganic phosphate to form ATP
The formation of citric acid from oxaloacetic acid and an acetyl group begins
B. The electron transport system
C. The Krebs cycle
E. Oxidative phosphorylation
Which of the following is not involved in the step that occurs between glycolysis and the Krebs cycle
A. Reduction of NAD
B. Decarboxylation of pyruvic acid
C. Coenzyme A attaches to an acetyl group
D. Dehydrogenation of pyruvic acid
E. Pyruvic acid accepts electrons from NADH
Substrate level phosphorylation occurs in
A. Glycolysis and electron transport chain
B. Photosynthesis and glycolysis
C. Glycolysis and Krebs cycle
D. Krebs cycle and electron transport chain
E. All of the choices are correct
In bacterial cells, the electron transport system is located in the
A. Cell membrane
Each NADH that enters the electron transport system gives rise to ____ ATP
What chemical causes death in many eukaryotes because it blocks cytochrome c oxidase?
E. Carbon monoxide
An apoenzyme is
A. Part of a simple enzyme.
B. Also called a coenzyme.
C. The protein part of a holoenzyme.
D. Often an inorganic metal ion.
E. An RNA molecule.