<prompt> unaweza kugeuza matini haya ya swahilikwa kiingereza?ddt ilionekana kama muarobani wakati huo na iliheshimika sana kiasi cha kupelekea mgunduzi wake kutunukiwa nishani ya nobel hapo mnamo mwaka 1948 kutokana na ugunduzi wake huo.  <response>: at the time, ddt was thought to be such an effective and useful substance that in 1948, muller received a nobel prize in medicine. 