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.
The Equal Rights Amendment was a proposed amendment to the US Constitution to guarantee equal rights for women and outlaw discrimination based on sex. It was first proposed in 1923 and passed both houses of Congress in 1972, but failed to achieve 3/4 ratification by the states.esson Summary. The Equal Rights Amendment is a proposed amendment to the United States Constitution that guarantees equal rights for women. It was first proposed by the suffragist, supporter of women's rights to vote, Alice Paul in 1923.