A reaction can be driven forward by:
A. coupling it to an ATP hydrolysis reaction.
B. providing energy for the reaction in the form of intermediates containing acyl phosphate bonds.
C. providing energy for the reaction in the form of intermediates containing thioester linkages.
D. embedding unfavorable reactions in metabolic pathways containing reactions with large, negative ?Gs.
E. All of these choices are correct.
E
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Many enzyme catalyzed reactions are freely reversible; however, some key steps require separate enzymes for the reverse step in order to provide for independent regulation of anabolic and catabolic pathways.
Answer the following statement true (T) or false (F)
Prokaryotes were split into two domains based on differences in ____
a. staining characteristics b. metabolic capabilities c. rRNA sequences d. cell membrane properties e. cell wall composition
Scientific evidence suggests that Earth had cooled enough for_____ to accumulate by 4.3 billion years ago
a. carbon monoxide b. carbon dioxide c. oxygen d. water e. nuclei
Mutations of trpL decrease the efficiency of transcriptional regulation by disrupting the formation of which stem-loop structure?
What will be an ideal response?