Plz help due today i really need help with this plz help me

The trp operon in e.coli regulates genes that code for enzymes required for synthesis of the repressible operon. when tryptophan is not available amino acid tryptophan. the trp operon is a in the environment, the trp repressor protein activeinactiveregulated. therefore, rna polymerase can bind to the genes to begin transcription.

Name the part of the the brain labeled "e".

Variety of living organisms; includes genetic, species, and ecological types.