Answer:
La función básica del aparato respiratorio es la respiración. Consiste en llevar el oxígeno del aire a la sangre y eliminar el anhídrido carbónico (CO2) al aire. Este intercambio de gases se produce en el interior de los pulmones.
Explanation:
activities of living organisms (animals, burrows, plant roots), pressure from overlying load/materials and atmospheric conditions.
Answer: Atoms constitute the fundamental units of matter, and are a constituent of each element. In large part, the mass of an atom is determined by its positively charged protons and neutral neutrons.
Explanation:
ya welcome BCHHHHHHHH