What is a microsphere?

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.

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

What is the importantence of the carbon and nitretan cycles in the environment