What are two ways that some organisms can escape from unfavorable environmental conditions ?

Does masterbation affect height growth or loss of growth hormone?

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?

Pls me i need this ! each cell has genes activated depending on it's job and what kind of cell it is. it is the presence of that causes the repressor protein to fall off and unblock the gene on the lac operon. if a gene is turned on then it is being an additional circular chromosome found in some bacteria that is used in genetic engineering.