Complete the following statements.
ions are necessary to activate the
binding sites on the actin filaments.
The molecule
is required each time
the myosin head detaches from one site and
reaftaches to another.
DONE

satellites are frequently used to make observations of the orbit on earth

bacteria could be both, harmful and to us. harmful bacteria could make us sick and probably even by getting the chances of getting a disease, but good bacteria fight it off with your immune system. there is always bacteria everywhere we go. we need to make sure to wash our hands after using the restroom, before eating, after eating, after petting an animal too. so you see, bacteria is everywhere and is harmful or . i hope this . : ) : ) : )