<prompt> In a patient with UTI, LED Cystine, Lactose Electrolyte Deficiency Media is preferred over MacConkeys media because -It is differential mediumIn inhibits swarming of proteusPromotes growth of PseudomonasPromotes growth of staph aureus and Candida  <response>: MacConkey agar: is mainly used to differentiate between various gram-negative rod-shaped organism. It also inhibits the growth of Gram-positive organism. Thus it is both differential and selective REF:Textbook of microbiology Ananthanarayan page no. 42 