唾液对食物的分解是通过什么起作用
A. 氧化酶
B. 溶菌酶
C. 淀粉酶
D. 硫酸盐
E. 唾液腺素
新民主主义教育中最富创造性、最成功的实践的教育是( )
A. 干部教育
B. 成人教育
C. 普通教育
D. 高等教育
维生素B2参与组成的辅酶是()
A. FMN
B. 辅酶A
C. NAD+
D. NADP+
E. CoQ
According to the traditional view of the origin of the ocean basins, which of the following is sufficient to move the continental plates
A. Spreading of ocean trenches.
B. Movements of min-ocean ridges.
C. Sinking of ocean basins.
Differences in temperature under oceans and continents.