Human caspases can be activated by Naim 01:44 AP Biology Chapter 11 Human caspases can be activated by A) irreparable DNA damage or protein misfolding. B) infrequency of cell division. C) high concentrations of vitamin C. D) a death-signaling ligand being removed from its receptor. E) electron transport. Answer: A Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+