Simplify the following text for a Grade 7 native English-speaking person.
Original: As the protector against poisons and snake bites , Serket often was said to protect the deities from Apep , the great snake-demon of evil , sometimes being depicted as the guard when Apep was captured .
Simplified: Because Serket could cure snake bites , she was sometimes known as the protector from Apep , the evil snake-god .