the principle of nucleic acid hybridization is ( )
A. phosphorylation
B. methylation
C. base complementary pairing
D. antigen and antibody reaction
E. ligand and receptor reaction
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the specificity of PCR depends on ( )
A. template
B. dNTPs
C. primer
D. Mg2+
E. buffer solution
the correct process in PCR reaction should be ( )
A. annealing→denaturation→extension
B. denaturation →annealing→extension
C. annealing→extension→denaturation
D. denaturation→extension →annealing
E. extension →denaturation →annealing
骨骼肌细胞中的NADH进入线粒体主要是通过:()
A. 乳酸穿梭
B. 肉碱穿梭
C. 柠檬酸-丙酮酸穿梭
D. α-磷酸甘油穿梭
E. 丙氨酸-葡萄糖穿梭
酶促反应的初速度受哪些因素影响:()
A. [E]
B. [S]
C. pH
D. 温度
E. 时间
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