Final answer:
Calcitriol is the active form of vitamin D essential for calcium absorption and bone health.
Explanation:
Calcitriol is the active form of vitamin D, derived from cholecalciferol. It is produced in a two-step process, first in the liver to form 25[OH] vitamin D3, and then in the kidneys to form calcitriol. This active form plays a crucial role in calcium absorption and bone health.
Learn more about Calcitriol and vitamin D here:
https://brainly.com/question/39715226
