Hello friends , I would like to write this blog in very simple words so everyone can understand and today i am talking about human DNA is able to represent is close to 1 billion terabyte (1 zettabyte) Make sure you continue to read this blog as i will be telling you some facts which will make you believe that everything is happening because 1 gram of DNA have 1 Zettabyte of data you known CD have 700MB data and 1 gram DNA make 146 trillion CDs