To be classified in the class Arachnida, an arthropod must have the following characteristics. Arachnid bodies are usually divided into two distinct regions, the cephalothorax (anterior) and the abdomen (posterior). Adult arachnids have four pairs of legs, which attach to the cephalothorax. In immature stages, the arachnid may not have four pairs of legs (such as in mites).
The ERA in the States. The Equal Rights Amendment was passed by Congress on March 22, 1972 and sent to the states for ratification by both houses of their state legislatures. A proposed amendment becomes part of the Constitution when approved by three-fourths (38) of the 50 states. During the next five years, 35 states approved the amendment.
931054237. Equal Rights Amendment. A constitutional amendment passed by Congress in 1972 stating that equality of rights under the law shall not be denied or abridged by the U.S. or by any state on account of sex. the amendment failed to acquire the necessary support from three-fourths of the state legislatures.