 |
 |
| Physiology? | Figures & Illustrations | Test Questions | Daily Quiz | Calculators | Physiology Tutor | Glossary |
 |
 |
 |
 |
 |
 |
Physiology Test Question
Two successive hydroxylation steps are required to lead to the biosynthesis of the active form of vitamin D. These hydroxylation steps take place in the following organs:
Checking your answer...
Posted: Sunday, June 19, 2016
Last updated: Monday, May 9, 2016
Last updated: Monday, May 9, 2016