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An intact epidermis serves as a barrier against pathogens, toxins, and harmful UV radiation from the sun. It also helps regulate body temperature and prevent excessive loss of water from the body. Additionally, the epidermis acts as a sensory organ, allowing us to perceive touch, pressure, and temperature.
a physical barrier is something that stops u from emigrating 4 example large bodies of water etc.
physical
BARRIER - a blocking or physical interposition (e.g. "moisture barrier""Great Barrier Reef")
An intact epidermis constitutes a physical barrier.
Deposition of sediment can help build up barrier islands, making them wider and taller. This natural process can enhance the island's resilience to erosion and storms by strengthening the protective dunes and vegetation. However, excessive deposition may lead to the narrowing of channels and disruption of habitats on the island.
a monster
There are many types of barriers of communication for example; language barrier, physical barrier, emotional barrier, listening barrier, cultural barrier, gender barrier etc
it is a chemical barrier because it produces tears that are chemicals. also- for your information, skin is a physical barrier along with the nose and mucus and cilia. sebum and stomach acid are chemical. :D
NO
physical/natural
A economic trade barrier has something to do with the price of goods for example a tariff, but on the other hand a physical trade barrier blocks something like an embargo or blockade.