Explanation:
<h3>2. DNA is used to code for proteins, which these organelles synthesize.</h3>
<span>humans and animals breathe in oxygen and remove carbon dioxide on the other side of the plants breathe in carbon dioxide and release oxygen. The process of making the air in the atmosphere is in equilibrium. Activities of modern humans burn fossil fuel in large quantity that the concentration of CO2 in the air to be very high while production of O2 has not increased</span>
Una función es una relación en la que cada posible valor de entrada conduce exactamente a un valor de salida. Decimos "la salida es una función de la entrada". Los valores de entrada componen el dominio y los valores de salida componen el rango.