Which sphere protects life on earth?

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.

Plz quick a natural resource that is replaceable through a cycle in nature or sustainable practice is called a? the subject is science

Match each phylum or class to its correct characteristic