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The risk of infectious disease might be high in a community that has no water treatment facility because gems spread faster through water , most viruses also are usually spread faster on untreated water.
Answer:
12.56
Explanation:
Multiply 3.14 by the radius (2)
Digestive system is the system of organs which digest food. Human digestive system is consisted of the gastrointestinal tract and the accessory organs of digestion. Accessory organs of digestion are: the tongue, salivary, glands, pancreas, liver and gallbladder. The digestion in this system has many stages, and the first one starts in mouth, and it is called oral cavity. D<span>igestion means breakdown of food into smaller and smaller and smaller components which can be absorbed and assimilated into the body...</span>
