3. Seismographs are used to collect data and record seismic wave data for scientists to study to gain knowledge about Earth's interior. *

it's unlikely a majority of a large population would agree on issues

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oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%

la transducción de señal ocurre cuando una molécula de señalización de fluido extracelular activa un receptor de superficie de la célula.