Secretion of the androgen by Leydig cells of testis is under the regulatory influence of
$LTH$
$FSH$
$STH$
$ICSH$
Which of the following gland is responsible for immunity in human ?
Adrenocorticotropin is a hormone of
How the parathyroid hormone increases the $Ca^+$ levels in the body.
Which hormone is secreted more in dark condition