Group 7A, the Halogens contain metalloids such as Astatine.
Epithelial membranes are made from epithelial tissue attached to a layer of connective tissue. There are three types of epithelial membranes: mucous, which contain glands; serous<span>, which secrete fluid; and </span>cutaneous<span> which </span>makes<span> up the skin. </span>
C-All of the inner planets are smaller than outer planets.
-Steel jelly
Deep ocean floor would be your answer :)
