The most protective epithelium is a [? ][? ] epithelium which is found in the outer layer of the[? ] as a barrier to the external environment as well as lining the upper gi tract such as in the[? ]

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answer: although many types of viruses can cause a common cold, rhinoviruses are the most common culprit. a cold virus enters your body through your mouth, eyes or nose. the virus can spread through droplets in the air when someone who is sick coughs, sneezes or talks. theres your answer

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the answer is c most of the fortnite players usually buy v bucks to get the battle pass and other cosmetics but some players who are referred to as "no skins" don't   buy skins and are usually noobs.