DNA has sequences that mRNA finds the pair for (ex. DNA says AGC, RNA says UCG)
with that, they only come in 3 nucleotide increments.
The enzyme, RNA polymerase, which performs the transcription process, binds to the promoter sequence and then beings to work its way down the DNA segment, constructing RNA to match the DNA nucleotides over which the enzyme passes.
The largest energy component comes from the fats in bacon and fried eggs.
Could cause loss of animal habitats or more animals can become extinct because the more we built the more we are pushing them from there homes.