Answer:
The digestive system breaks down the food into molecules that can be used by the cells. The circulatory system moves the molecules from the villi to all cells in the body.
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Answer:
Analog computers only work with continuous numerical data in analog quantities, digital computers can process both non-numerical and numerical data and a hybrid computer is a combination of both analog and digital. A hybrid computer has the accuracy of a digital computer paired with speed of an analog one.