Common precursor of mineralocorticoid, glucocorticoids and sex steroids:
Ans. (a) Pregnenolone(Ref: Ganong, 25th ed/p.362)Adrenal steroid hormones are derived from cholesterolIn the mitochondria, cholesterol is converted to pregnenolone by cholesterol desmolase, also called as side- chain cleavage enzyme
Pregnenolone
a- hydroxyprogesterone
Dehydrotesterone
Deoxycorticoid
Endocrinology and Reproduction