When you eat, your blood glucose level rises. Soon after, it drops as the glucose is stored. Where does it go? A. Brain and liver
B. Stomach and muscles
C. Liver and muscles
D. Stomach and liver

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.