•Sample RAT (1 of 10)
Human Physiology Course
Which of the following is required for activitiaon of smooth muscle myosin-ATPase?
  A. Uptake of Ca by SR – Ca ATPase
  B. Activation of myosin light chain phosphatase
  C. Ca binding to troponin C
  D. Phosphorylation of myosin light chain 20
  E. Binding of ATP to actin