Which is a disadvantage of using wind as an energy source? check all that aplly

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.

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

Why do we perceive objects as retaining their brightness under different lighting levels?