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tatiyna
3 years ago
8

What is the primary function of the respiratory system?

Biology
1 answer:
shtirl [24]3 years ago
5 0
The primary function of the respiratory system<span> is the exchange of oxygen, which is needed by the body's cells, for carbon dioxide, which is produced as a waste product of cellular metabolism.</span>
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La respuesta correcta para esta pregunta abierta es la siguiente.

Los tres avances científicos más importantes, a través de la historia para la humanidad son los siguientes.

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¿Te puedes imaginar un día de tu vida sin luz?

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