20. Once the chyme begins to enter the duodenum, it must first be ______ before any of the enzymes in the pancreatic juices can be activated.
(A) deacidified
(B) acidified
(C) dehydrated
(D) hydrated
(E) phosphorylated
答案:登入後查看
統計: 尚無統計資料
統計: 尚無統計資料