What's the Digestive System? Your digestive system is a group of connected organs that work together to turn the food you eat into nutrients your body needs to function. It includes your biliary ...
The digestive system is a group of organs that work together to change the food you eat into the energy and nutrients your body needs. After you consume food and liquids, the digestive system breaks ...
Tourists visiting an unfamiliar city would have a hard time finding their way around if they were using nothing but a topological map, no matter how detailed. Most tourist maps, therefore, highlight ...
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