The smell that first hits you when you open a bag of popcorn is perhaps one of the most satisfying, but it may be harmful to your health.
Chemical Nature of Hormones. Chemically, hormones may be classified as either proteins or steroids. All of the hormones in the human body, except the sex hormones and those from the adrenal cortex, are proteins or protein derivatives.ome endocrine glands secrete hormones in response to other hormones. The hormones that cause secretion of other hormones are called tropic hormones. A hormone from gland A causes gland B to secrete its hormone.
A ______ is a regulatory chemical that is secreted into the blood by an endocrine gland.3. The glands of the endocrine system secrete hormones into the bloodstream or other body fluids and so are said to have ____________ glands.4.All hormones can be characterized as ________ (fat-soluble) or water soluble.5. ______ is a regulatory chemical that is secreted into the blood by an endocrine gland.3. The glands of the endocrine system secrete hormones into the bloodstream or other body fluids and so are said to have ____________ glands.4. All hormones can be characterized as ________ (fat-soluble) or water soluble.5.