Crystals, good insulators, hard and brittle,conduct electricity, high melting and boiling points
If this is a true or false question, the answer is true.
Microscopes allowed scientists to observe Prokaryotic cells which make up Bacteria and Archaea. These cells are small and contain no membrane- bound organelles. It allowed them to observe Eukaryotic cells with a nucleus and membrane-bound organelles that perform different life functions.
75% is my answer! I hope you get it right!