Answer:
B. It provides the code for the protein
Explanation:
Remember that mRNA stands for Messenger RNA.
Fracking sites release a toxic stew of air pollution that includes chemicals that can cause deserve headaches, asthma symptoms, childhood leukemia, cardiac problems, and birth defects(it can also cause cancer). Fracking increases economic activity, employment, income and housing prices.
Sun which produces sunlight
Is this not about a human? We only have one aortic arch
