The individual threads that form a chromosome ​

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.

What are the three types of counseling established by marine corps policy?

Development has provided electrically for less money but what may be considered a cause of nuclear power