The main function of DNA polymerase<span> is to make </span>DNA<span> from nucleotides, the building blocks of </span><span>DNA</span>
I'm not quite sure what you mean by which sphere, but I found that the most abundant gas on earth is nitrogen at 78%. Hope this helps
Im pretty sure its hypothesis
I think water is indeed an inexhaustible resource. We can keep using it, but it will always come back as rain, snow, ice etc. Water energy sources are one of the biggest renewable energy sources in the world.