Only one-tenth of the cells in your body are really you. The rest are _______ An experiment found that animals that did not have bacteria __________ or had to have a special diet. There are ________ octillion cells in the human body. Most of the atoms in the human body are just empty ________. Without the empty space, you could fit your body inside a box measuring _________ of a centimeter either side. You would be much too small to ___________. Mites are really small creatures, like __________. They live in eyelashes and _________. Only about ________ percent of people have mites. Mites eat dead __________.