Hi!
Your answer is Carbonic acid wearing away the minerals in a rock.
Hope this helps!
~CoCo
Answer: the atomic number (number of protons) order the elements.
Explanation: Each element on the Periodic Table has their own configuration of electrons. In order to have a neutral charge, there is an equal number of protons to electrons. Thus, the atomic number (number of protons) order the elements.
Cells were taken while she was being treated for cancer many years ago and these cells have been cultured in the lab ever since.
<span>Im pretty sure the answer is B) Pupil, lens, retina, optic nerve
hope this helps :)</span>