What is Role of Malachite green in LJ medium ? and explain in detail?
Ans. is 'b' i.e., Inhibits growth of other bacteria Lowenstein-Jensen Medium (LJ medium) LJ medium consists of mineral salts, asparagine, glycerol, malachite green and hen's egg. The malachite green prevents the growth of other microorganism on medium. It is used as a primary isolation medium for mycobacteria.