Final answer:
A unicameral legislature has one chamber, while a bicameral legislature has two chambers. Most states have a bicameral legislature, with Nebraska being the only exception.
Step-by-step explanation:
A unicameral legislature is a system of government with only one legislative chamber or house. This structure is thought to create a more efficient legislative process, as bills need to be debated and approved by only one set of decision makers. Unicameral systems are especially valued in societies where the pursuit of legislative efficiency is prioritized, and political parties are deemed sufficient to represent diverse interests.
On the other hand, a bicameral legislature includes two separate chambers with different procedures and powers. This dual-chamber system is designed to incorporate a variety of viewpoints and can help give voice to different segments of society. It is a common structure in larger countries and reflects the influence of the United States and European countries around the globe.
Most U.S. states operate under a bicameral system; however, Nebraska stands out as an exception with its unicameral legislature. Although bicameral legislatures are often associated with providing checks and balances and accommodating various interests, they can also introduce complexities that may slow down the legislative process.