Answer:
Lung function tests (also called pulmonary function tests) include a variety of tests that check how well the lungs work. The most basic test is spirometry. This test measures the amount of air the lungs can hold. The test also measures how forcefully one can empty air from the lungs.
Answer:
Explanation:
The frequency of the wave is 0.5 hertz.
La frecuencia de la onda es de 0,5 hercios.
This statement is true. Developing countries indeed tend to have more people in urban areas than rural areas. For example, New York City has the massive population in the state of New York, compared to its rural areas upstate.
Both plant and animal cells have membranes so whatever chemical reactions they have going inside the cell, it is regulated and maintained. Membranes help separate the internal environment from the external environment.
Hope this helps - I'm currently in cell biology so this question is interesting
Answer: The second answer because, the Earth's mantle is mainly a fluid, but sometimes a solid. It rises, but never sinks.
Hope his helped! <3
