The three primary pollutant gases

•carbon monoxide

•carbon dioxide

•oxygen

•sulfur dioxide

•nitrogen dioxide

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.

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?

While washing her hair olivia noticed that she was losing a lot of hair she visited a clinic and the physician reassured her that her hair would grow back how do you think olivias hair will grow back