Hormones may be:

Hormone receptors are present

Hormones which interact with intracellular receptors are:
$I. Steroid hormones$
$II. ACTH$
$III. Iodothyronines$
$IV. MSH$
Choose the option with the correct combination.

Which of the following hormones uses $Ca^{++}$ as a second messenger?

According to the accepted concept of hormone action,if receptor molecules are removed from target organs,what will be the effect?

The rate of hormone synthesis and secretion depends upon: