He is incorrect because a catalyst is a substance that speeds up a chemical reaction so if there is no reaction to begin with a catalyst will not due anything.
The nurse should make a note of it so that the doctor will know not to prescribe this particular medicine.
The weakest died out and only the intelligent and strong survived to pass on the most useful traits, determining the way a species evolved - growing more intelligent or athletic as a result of these patterns.
<span>Glycogen is to animal cells as STARCH is to plant cells.</span>
