Posted: July 20th, 2017

1,25-Dihydroxyvitamin D is 1. produced in the liver 2. active in the intestine 3. a metabolite of 24,25-dihydroxyvitamin D 4. effective in increasing serum calcium concentration

1,25-Dihydroxyvitamin D is
1. produced in the liver
2. active in the intestine
3. a metabolite of 24,25-dihydroxyvitamin D
4. effective in increasing serum calcium concentration
1 and 3
2 and 4
4 only
all of the above
1, 2, and 3