The trp operon is like the lac operon in that
A) both constitutively express a repressor
B) both are repressed in a metabolite-rich environment
C) both rely on attenuation for control of expression
D) both (A) and (B) are correct
E) all of the above are correct
Correct Answer:
Verified
Q15: To induce expression of the lac operon,
Q16: cAMP, highly conserved throughout evolution,
A) indicates cellular
Q17: cAMP receptor proteins (CRP or CAP)
I. interacts
Q18: Tight control of tryptophan synthesis is advantageous
Q19: The trp operon differs from the lac
Q21: In _, gene expression is controlled by
Q22: Attenuation is related to riboswitches in that
A)
Q23: FMN participates in a riboswitch. When FMN
Q24: The TPP riboswitch (or THI element)
A) sequesters
Q25: A self-cleaving ribozyme cleaves _ resulting in
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