Final answer:
Urine production involves tubular secretion in addition to filtration-reabsorption mechanisms in the kidneys.
Explanation:
Urine is produced through tubular secretion, which is an auxiliary mechanism in addition to the filtration-reabsorption mechanism in the kidneys. Cells in the tubules remove certain molecules and ions from the blood and deposit them into the tubular fluid, contributing to urine formation.
Learn more about Urine production and tubular secretion here:
https://brainly.com/question/34734163
