Which gland is responsible for how fast your bones muscles and organs grow?

Which statements are true of a scientific theory but not a hypothesis

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.

What type of genetic drift would be simulated if all the beans that were not selected died out?