We need to see the flowchart to be able to answer the question
Renewable reasorces are those replenished by nature like trees for instance, those are renewable
The correct answer is It would be more difficult for DNA to unzip since it would require more energy to break the bonds.
That is because it would most probably be a covalent bond and such a bond is stronger than a hydrogen bond which means that more energy would be needed to break it.
