This paper provides a refinement of the minimum DNA computational model by [OR98b], which assumes the smallest set of permissible biochemical operations. The power of the refined model is characterized in terms of standard Boolean circuit complexity classes.

Islam demarcates between permissible and forbidden things to be consumed by humans as food in Quran Sunnah. The Covid-19 pandemic is also speculated caused the consumption of non-permissible food-items Islam. In this article a review Halal (lawful) Haram (unlawful) foods light Islamic Shariah given.