下列有关人体消化与吸收说法错误的是( )
A:食物中的某些营养成分可以不经消化直接吸收
B:慢慢咀嚼馒头有甜味是因为淀粉的初步消化
C:胆汁中只含有消化脂肪的酶
D:无机盐通过大肠肠壁进入血液的过程属于吸收
I have a .
Most of us, if we know even a little about where our food comes from, understand that every bite put into our mouths was alive.