The Immune System

by Karen Bledsoe

The immune system is a group of cells, tissues, and organs that work together to defend a body against invasion by harmful microbes. This description may be from another edition of this product.

• Format: Library Binding
• Language: English
• ISBN: 0756966442
• ISBN13: 9780756966447
• Release Date: January 2007
• Publisher: Perfection Learning
• Length: 40 Pages
• Weight: 0.57 lbs.
• Dimensions: 0.4" x 7.1" x 9.3"
• Age Range: 10 to 13 years
• Grade Range: Grades 5 to 8