Answer:
<h2>RNA nucleotides may also bear adenine , guanine and cytosine bases, but instead of thymine they have another pyrimidine base called uracil (U) . as shown in the figure above, each base has a unique structures with its own set of functional groups attracted to the ring structure... </h2>
Aerobic metabolism<span> is the creation of energy through the combustion of carbohydrates, amino acids and fats in the presence of oxygen. The body burns sugars, fats, and proteins.</span>
Answer:
encoding genetic information
<span>the molecule that carries the instruction for producing mRNA is DNA</span>
