Which Derivative of Cholesterol is the Precursor of the Steroid

Question

Which derivative of cholesterol is the precursor of the steroid hormones?
A) aldosterone
B) progesterone
C) cortisol
D) androstenedione
E) pregnenolone

Accepted Answer

Pregnenolone is synthesized directly from cholesterol and serves as a precursor for all steroid hormones, including progesterone, androgens, estrogens, glucocorticoids, and mineralocorticoids.