在下列维生素中,不属于水溶性维生素的是()
A.维生素B1
B.核黄素
C.维生素B6
D.烟酸
E.生育酚
参考答案:E
In a chemical change, energy cannot be created ,____.
A.nor can it be destroyed
B.not it be destroyed
C.so can’t it not be destroyed
D.either it cannot be destoryed
意向性震颤