hat
San kalsyòm, tropomyosin a bloke a abilite de myosin a pou kole kote li bezwen pou joindre ou diaporama actin a kanpe pou l' ka kenbe pouse sou li.
eng
Without calcium, the tropomyosin is blocking the ability of the myosin to attach where it needs to attach or slide up the actin so it can keep pushing on it.