New Research: Modulation of the vitamin D receptor by traditional Chinese medicines and bioactive compounds: potential therapeutic applications in VDR-dependent diseases https://t.co/j482u6we0Q #pharmacology
@RealBenjizo C is the answer. In Python, the “is” operator checks if two variables reference the same object in memory, not whether their content is the same. x and y are different in a memory location, so false, while a and b have the same string object in memory, so will return True