Posted by JK from IP 129.252.69.45 on July 17, 2008 at 12:42:36:
Which one of the enzymes listed below is necessary for the final biochemical reaction involved in the activation of vitamin D?
A. 1-alpha-hydroxylase in the kidney
B. 7-alpha-hydroxylase in the liver
C. 17-hydroxylase in the adrenal cortex
D. 11-hydroxylase in the adrenal cortex
E. 25-hydroxylase in the skin