Download or read book Looking Inside Cells written by Kimberly Fekany Lee and published by Teacher Created Materials. This book was released on 2007-12-14 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt: Cells are the building blocks of life. According to Cell Theory, all living things are made of cells; cells are the basic unit of life; and all cells come from other cells. The nucleus of a cell has chromosomes made of DNA, which make each individual unique.