If the comma is left out, a second grammatical problem, called a fused sentence or run-on sentence results. Following is an example of a comma splice, and below it are five ways of correcting this ...

A run‐on sentence is two or more independent clauses joined together with insufficient punctuation. This means that there are two or more complete sentences fused into one sentence. Use a colon: a ...

sentence fragments and run-on sentences. To make the distinction, rambling sentences comprise several clauses that are joined by coordinating conjunctions such as ‘and’, ‘so’, ‘or’.