Thyroid hormone:
a. increases the absorption of carbohydrate from the intestine
b. exerts a negative feedback action on TSH production
c. increases the concentration of 2,3-DPG within the red blood cells
d. all above
a. increases the absorption of carbohydrate from the intestine
b. exerts a negative feedback action on TSH production
c. increases the concentration of 2,3-DPG within the red blood cells
d. all above