Specialized cells and the molecules they produce identify and destroy
microbes that get inside the body.
NSES Content Standard F
Science in Personal and Social Perspectives: Personal health Grades K-4, page 140 Individuals have some responsibility for their own health. Students should engage in personal care--dental hygiene, cleanliness, and exercise--that will maintain and improve health. Understandings include how communicable diseases, such as colds, are transmitted, and some of the body's defense mechanisms that prevent or overcome illness. NSES Content Standard C
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