In a parliamentary system, by contrast, the legislature holds supreme power. The prime minister is chosen by members of the legislature (Parliament) from among their own number and in practice is the leader of the majority party in the legislature.
There are 435 Representatives in the House of Representatives. The number of members in the House of Representatives is a different story and is based on population.
house of representatives The U.S. House of Representatives has 435 members, elected for two year terms in single-seat constituencies. House of Representatives elections are held every two years on the first Tuesday after November 1 in even years, correlated with presidential elections.