What is the next step in muscle contraction after calcium ions bind to actin?

I think that after calcium and actin bind, actin starts changing shape.

Hope it helped,

BioTeacher101

just go with your heart buddy

science-ocean floors and habitats study guide by volleyballqueen3817 a major advance in ocean-floor mapping. list four sections of the ocean floor. algae that use sunlight to produce their own food through photosynthesis. all of the feeding relationships that exist in a habitat. drying out, predators, find food.