Initiation of the cross bridge cycle the cross bridge cycle starts when

Hello! The correct answer for the blank is: CA2+ from the sarcoplas mic reticulum binds to troponin.

I hope that helped you! c:

Ifound this on google “according to the findings, a foramen magnum positioned toward the base of the skull is found not only in humans, but in other habitually bipedal mammals as well.” i hope this you for what your looking for