If the leaves of a geranium plant receive an adequate supply of raw materials, which graph shows how the rate of photosynthesis is related to increasing light intensity received by the plant?

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.