Inbred royals show traces of natural selection. Study suggests the Spanish Habsburgs evolved to mute the effects of inbreeding, but other geneticists are unconvinced. Article tools. The infertility of King Charles II of Spain (1661-1700) may have been evolution's way to weed out bad genes from his highly inbred dynasty.
UTC to CST converter . Central Standard Time (CST) is 6:00 hours behind Coordinated Universal Time (UTC) to Central Standard Time (North America) (CST) Converter. Central Standard Time (North America) (CST) is 6:00 hours behind of  24 hours.
However, before calculating the difference we should first get to know what CST and IST stand for. CST is Central Standard Time observed in North America and Central America while IST stands for India Standard Time that is observed across whole of India. While IST is 5:30 hours ahead of GMT, CST is 6 hours behind GMT.