Submitted by examrobotsa on Thu, 01/01/1970 - 05:30 Which one of the following statements regarding muscle contraction and relaxation is correct?It involves movement of Zn+ * ion. It involves Ca 1 * ion of blood.It involves release of Ca++ from sarcoplasmic reticulum (SR) and pumping Ca k + back in SR.It involves exchange of Na and K.stats: 0,40,64,32,8,48,16