Crusts and uppermost mantle
Water is less dense as a solid than as a liquid the answer is D
DNA<span> and </span>RNA<span> are both comprised of nucleotides that bind to a sugar backbone. The </span>DNA<span> nucleotide </span>bases<span> include adenine, cytosine, guanine and thymine. The </span>RNA <span>nucleotide </span>bases<span> include adenine, uracil, guanine and cytosine.</span>
Answer:?
Explanation:Please clarify more on this question as for it is not very specific
