Examines the properties and functions of DNA, genes, and chromosomes, and explains how they all work together. Also discusses their roles in various diseases and disorders. Includes critical thinking questions, fact boxes, color photographs, a glossary, and further resources.
"Discusses the heroic actions and experiences of the Navajo code talkers and the impact they made during times of war and conflict"--
"Discusses the heroic actions and experiences of the Navajo code talkers and the impact they made during times of war and conflict"--
Did you know that most of our bodies' cells contain about 6 feet (2 meters) of DNA? Learn how DNA and genes determine each unique trait of plants and animals by taking a close look at the make up and structure of DNA.
Did you know that most of our bodies' cells contain about 6 feet (2 meters) of DNA? Learn how DNA and genes determine each unique trait of plants and animals by taking a close look at the make up and structure of DNA.