예를 들어 세포호흡 과정중에 나오는 피루브산이나 PGA(3PG), 옥살아세트산, alpha-케토글루타르산 등을 보면 영어 표현이 pyruvate,  3-phosphate glycerate, oxlaoacetate, alpha-ketoglutarate로 되어있던데 무슨무슨 산이면 -ic acid가 맞는게 아닌가요? -ate면 무슨무슨 산의 염을 표현하는 접미사로 알고있는데 생물학에서 쓰는 표현과 화학에서 쓰는 표현이 서로 다른건지 실제로 산이 아닌 산의 염이 작용하는건지 궁금합니다