Complex sentence: One of the premiers were Mazhar Mahmood Qurashi, a physicist educated in United Kingdom, and a Sultan Bashiruddin Mahmood, a nuclear engineer also educated in United Kingdom, played a major role in radicalizing the science in Pakistan.
Split into simpler sentences: One of the premiers were Mazhar Mahmood Qurashi, a physicist educated in the United Kingdom, and Sultan Bashiruddin Mahmood, a nuclear engineer, also educated in the United Kingdom. They played a major role in radicalizing the science in Pakistan.