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Materials Included in Kit:
Isopropyl alcohol, 70%, 100 mL
Cotton balls, absorbant, 50
Stethoscope, 3
MS-LS1-3. Use argument supported by evidence for how the body is a system of interacting subsystems composed of groups of cells.
HS-LS1-3. Plan and conduct an investigation to provide evidence that feedback mechanisms maintain homeostasis.