Based on our understanding of the early stages of life, ________ is/are thought to be one of the earliest forms of metabolic regulation that evolved.
A. attenuation
B. feedback inhibition
C. riboswitches
D. transcription factors
Answer:C
Based on our understanding of the early stages of life, ________ is/are thought to be one of the earliest forms of metabolic regulation that evolved.
A. attenuation B. feedback inhibition C. riboswitches D. transcription factors