Increased Standard Deduction. If you are age 65 and donât itemize deductions on your tax return, the standard deduction is increased. As of the 2013 tax year, the extra deduction was $1,500 for taxpayers filing as single or head of household.
Best Answer: 1.A hormone is a chemical and a nerve message is an electrical impulse. 2. A hormone affects target organs and a nerve message affects the receiver. 3. A hormone travels through the blood and a nerve message through a nerve. 4.A hormone has long-lasting effects and a nerve message has very short term effects. 5. A hormone is secreted by a gland, a nerve message is initiated by a response to an exterior alteration. hormone has long-lasting effects and a nerve message has very short term effects. 5. A hormone is secreted by a gland, a nerve message is initiated by a response to an exterior alteration.
Endocrine action: the hormone is distributed in blood and binds to distant target cells. Paracrine action: the hormone acts locally by diffusing from its source to target cells in the neighborhood. Autocrine action: the hormone acts on the same cell that produced it. Two important terms are used to refer to molecules that bind to the hormone-binding sites of receptors: Agonists are molecules that bind the receptor and induce all the post-receptor events that lead to a biologic effect.