Why does the House typically have greater party unity than the Senate?

Question

Quizplus · Accepted Answer

House leaders have more power to enforce party loyalty and discipline than Senate leaders due to their greater organizational control over the legislative process. In the House, the Rules Committee sets the terms for debating and amending bills, and the majority party has a majority on this committee. Thus, House leaders have more levers to influence how representatives vote on key issues, resulting in greater party unity.

Why Does the House Typically Have Greater Party Unity Than