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Another Example of Teamwork Some Things to Find
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alcohol alkaline amount arteries athlete automobile bacteria better blood vessels body bones bowel boys and girls brain breathing called calories carbon dioxide carry cause cells clean clot cold condition corpuscles danger digestive diphtheria disease doctor drink drugs ductless gland energy Eustachian tube exercise eyes feel fibers fluid gasoline gastric juice germs give glands glycogen grow growth habit heart hemoglobin Imandt important injury intestine iodine juice keep kinds lactic acid learned levers living lungs lymph lymph vessels machine meat middle ear milk minutes mouth move muscles nerves nervous system oxygen pain Paul Parker person pharynx physician posture protein rest retina secretion sentences skin sleep stomach Study Activities substances sugar teeth temperature things throat thyroid tion tired tissue tonsils tooth trachea tube vegetables vigorous vitamin walk warm weight