Complex sentence: Some scholars consider modern antisemitism takes its root in anti-Judaism but they make a difference between two notions in the sense anti-Judaism reflects the aversion against the religion and antisemitism against a racial group.
Split into simpler sentences: Some scholars consider modern antisemitism takes its root in anti-Judaism. They refer to this as religious antisemitism but they make a difference between two notions in the sense anti-Judaism reflects the aversion against the religion and antisemitism against a racial group.