A:电子通过外电路从b极流向a极
B:H+由a极通过固体酸电解质传递到b极
C:b极上的电极反应式为:O2+2H2O+4e-=4OH-
D:每转移0.1 mol电子,消耗1.12 L的H2
(2015•鄂尔多斯)用如图甲所示装置研究水沸腾时温度变化特点,水的温度随时间变化如图乙.
下列关于动物细胞工程的叙述,正确的是
Shelly had prepared carefully for her biology examination so that she could be sure of passing it at her first ________.( )