The Immune System at Work

The Immune System at Work

DVD - 2004
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Explores germs, bacteria and toxins, and the body's natural defenses against them. It explains the difference between bacteria and viruses, and illustrates how the immune system protects against them. It also explains what happens when the immune system falters, and how vaccinations and other medical techniques help fight harmful germs and bacteria.
Publisher: Lawrenceville, NJ : Cambridge Educational, c2004
Branch Call Number: 616.079 I33s
616.079 I33s
Characteristics: 1 videodisc (17 min.) : sd., col. ; 4 3/4 in


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