You mean histology right??
Histology:
Histology, also microanatomy, is the ponder of the life structures of cells and tissues of plants and creatures utilizing microscopy.
<span>the way a mineral cleaves reveals its crystal structure. true.
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<span>By definition, a mineral must have a crystal structure.</span>
Force: Newton
Height: I don't know, sorry
Work: Joule
Mass: Kilogram
Energy: Joule