Fast on timed test ! the coastal region upon which the waves in the following image are breaking most likely has a-a gentle slope b-a moderate slope c-a steep slope d- no slope

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.

Could someone me with number one you

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?