Carbon Dioxide (CO2) because it is essential to cellular processes that allow plants to thrive and generate oxygen that we can breathe. Nitrogen could also be an example of one gas that's important.
Both are myelinated, however, the oligodendrocyte myelinates up to 40 axons and the schwann cells myelinates a section of one axon.
Transcription<span>. </span>Transcription<span> is the </span>process<span> by which</span>DNA<span> is copied (</span>transcribed<span>) to </span>mRNA<span>, which carries the information needed for protein synthesis. </span>Transcription<span>takes place </span>in<span> two broad steps. First, pre-messenger RNA is </span>formed<span>, with the involvement of RNA polymerase enzymes.</span>
