Final answer:
There are 100 U.S. senators, with one-third up for election every two years. The Speaker of the House is the leading government position in the House of Representatives.
Step-by-step explanation:
In the United States Senate, there are 100 senators. Each state is represented by two senators, regardless of its population size. Every two years, one-third of the Senate - 33 or 34 seats - is up for election, as senators serve staggered 6-year terms.
The leading government position in the House of Representatives is the Speaker of the House. The Speaker is elected by the members of the House and is responsible for presiding over debates, maintaining order, and representing the House to the general public.
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