Complex sentence: UMHB was founded by the Republic of Texas in 1845 as "Baylor Female College," the female department of what is now Baylor University, it has grown to approximately 2,700 students and awards degrees at the baccalaureate, master's, and doctorate levels.
Split into simpler sentences: UMHB was founded by the Republic of Texas in 1845 as "Baylor Female College," the female department of what is now Baylor University. It has since become its own institution and grown to approximately 2,700 students and awards degrees at the baccalaureate, master's, and doctorate levels.