Bộ não là cấp trên được xây dựng từ nền tảng cấp dưới là các tế bào thần kinh. Nêu các đặc điểm nổi trội mà bộ não được hình thành từ tế bào thần kinh tương tác với nhau?

the actual answer was 160934

the answer you are looking for is the united states forest service.

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these muscles maintain the blood pressure in the vessels. the smooth muscles are innervated by nerves of the autonomic nervous system. when the muscles contract, they cause vasoconstriction of the vessels and increase blood pressure. when the muscles relax, they enable vasodilation of the   blood vessels hence reduce blood pressure.  

here is the answer

water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering. weathering is the breaking down or dissolving of rocks and minerals on earths surface. once a rock has been broken down, a process called erosion transports the bits of rock and minerals away.