A:尼泊金酸与碳酸氢钠反应:
B:醋酸溶液与新制氢氧化铜反应: 2 H++Cu(OH)2→Cu2++2H2O
C:苯酚钠溶液中通入少量二氧化碳:C6H5O—+ CO2 + H2O→C6H5OH+HCO3—
D:甲醛溶液与足量的银氨溶液共热HCHO+2Ag(NH3)2++2OH- CO32-+2NH4+ + 2Ag↓+ 2NH3+ H2O
— Lily is about the competition.
— Yes, she is afraid that she won't win.
下列关于细胞衰老的叙述中,不正确的是( )