Is Selena mix with Mexican or full Mexican?

Selena Quintanilla-Pérez was an American singer, songwriter, actress, and fashion designer. She was of Mexican descent and often referred to herself as "Mexican-American" or "Chicana". Her father, Abraham Quintanilla Jr., is Mexican-American, and her mother, Marcella Ofelia Samora, is of Mexican descent. Selena was born in Lake Jackson, Texas on April 16, 1971.

So, the answer is that Selena is full Mexican