3. ¿Cuál es la diferencia entre respiración celular y respiración pulmonar?

Breathing involves inhale of oxygen from the atmosphere into the lungs and exhale of carbon dioxide from the lungs into the atmosphere

cellular respiration involves breakdown of glucose into carbon dioxide and water in living cells, releasing energy.

Explanation:

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products