The endocrine system or the skin (:
Sixty-five percent of the mass of bone<span> is an </span>organic<span> compound called hydroxyapatite. All </span>bones<span> formed by intramembranous ossification are irregular</span>bones<span>.
TRUE</span>
The types are Blackwater, Graywater and Yellow water.
You can find two types of wastewater: household sewage and wastewater
<span>During asexual reproduction the most comon type of cell division is mitosis i believe. Not 100 percent sure tho </span>
Im pretty sure they repel from the charged protons
