Progestreone has how many carbons -
Ans. is 'c' i.e., 21 o Steroid hormones are of 3 types :-21-carbon steroids (C21) - Progesterone, corticosteroids (glucocorticoids, mineralocorticoids).19-carbon steroids (C19) - Androgens (testosterone).18-carbon steroids (C18) - Estrogens.
18
19
21
20
Endocrinology metabolism