How does Egypt contribute to the culture of North Africa?

African Americans were originated from Egypt.

The "addiction" to Turkish soap-operas is a recent phenomenon. Through out the last century, Egypt dominated all the fields of entertainment in the Arab world. Music, cinema, TV shows, sports, religion, and literature were all dominated by Egyptians.

Alazhar is the biggest religious authority of Sunni Islam in the world. Naguib Mahfouz (Nobel laureate), Taha Hussien, and Abbas Alakkad are among the greatest writers. Umm Kalthoum, Abdel Wahab, Abdel Halim are some of the best singers in the history of the Arab world. Riadh Elsombati and Alasabgy (composers). The Egyptian football team won more African cups than the rest of North Africa combined.

Judaism is not the majority religion in any of the countries of North Africa or the Middle east. Egypt doesn't produce as much oil as Libya or Algeria.