Everything your body does happens because of DNA. DNA tells cells how to build a person. It instructs some cells how to become skin, and other cells how to become blood. DNA tells each part of your body what its functions is. Learn all about DNA with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. Introduce students to STEM topics and new concepts and vocabulary terms like genome, allele, recessive gene, genetics, and cloning with this nonfiction book that is aligned to state and national standards. The leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity encourages students to think like scientists. Keep students engaged in learning with this Spanish book.