Process which by plants and animals break down sugar and turn it into energy.
Purpose is it provides cells with the energy they need to function.
Acetyl choline.............
<span>they would appear to move to more right</span>
The activation energy<span> is the </span>energy<span> required to start a reaction. </span>Enzymes<span> are proteins that bind to a molecule, or substrate, to modify it and lower the </span>energy<span> required to make it react.</span>
