Which of the following proteins is a phosphatase activated by Ca2+ essential for T cell proliferation? 09:25 Animal Biology Which of the following proteins is a phosphatase activated by Ca2+ essential for T cell proliferation?A) calcineurinB) calmodulin (CaM)C) rhodopsinD) RasGAPE) MAPKAnswer: A) calcineurin Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+