The Immune System

By Pamela Walker

The immune system, which protects the body from invading microorganisms, and helps repair injuries, is composed of several lymphoid organs, sites where specialized immune cells are produced. This book... This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 1590181514
• ISBN13: 9781590181515
• Release Date: August 2002
• Publisher: Lucent Books
• Length: 96 Pages
• Weight: 0.75 lbs.
• Dimensions: 0.5" x 7.5" x 8.8"
• Age Range: 10 to 13 years
• Grade Range: Grades 5 to 8