Enzymes are organic molecules because that is the definition of an enzyme.
A catalyst is a substance that speeds up a chemical reaction but is not consumed or altered in the process
<span>The pros of having this rock plug is that the plug is protective and makes it so that Vesuvius is not likely to erupt again and the magma below has cooled and is harmless. The cons are that if there is another eruption, it will be deadly and create an avalanche of gas, rocks, and hot ash.</span>
