Human Body Practice DQ Quiz 2

S7L2. Students will describe the structure and function of cells, tissues, organs, and organ systems.
d. Explain that tissues, organs, and organ systems serve the needs cells have for oxygen, food, and waste removal.
e. Explain the purpose of the major organ systems in the human body (i.e., digestion, respiration, reproduction, circulation, excretion, movement, control, and coordination, and for protection from disease).

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