This is a colon : : Colons can be used at the beginning of a list. . This is a list of animals: birds, cats, insects, pigs, and sheep. . Colons can be used to replace a semicolon in between two parts of a sentence, but this is not common today.
Define hormone. A chemical (protein, steroid or amine) produced by the endocrine gland that is transported via the blood to the body where it has the ability to effect all the bodily cells or target cells/organs.efine hypothalamus. Part of the brain that links the endocrine system and the nervous system and regulates the pituitary gland whilst regulating basic functions of the body; temperature, water balance, food intake and controls/intigrates the autonomic nervous system.
hormone. a chemical transmitter substance produced by cells of the body and transported by the bloodstream to the cells and organs on which it has a specific regulatory effect. adj., adj hormoÂ´nal. Hormones act as chemical messengers to body organs, stimulating certain life processes and retarding others.ormone. a chemical transmitter substance produced by cells of the body and transported by the bloodstream and other means to the cells and organs which carry specific receptors for the hormone and on which it has a specific regulatory effect.