The monomer of a nucleic acid (DNA is made up of multiple nucleic acids) is a nucleotoid.
Answer:
C. top soil has more organic matter.
Explanation:
It's more fertile than subsoil, due to having more organic matter and because fertilizers are usually added to the topsoil only.
A nucleotide consists of all of the following except a nitrogenous base. The are of course the main building blocks of genetic information in many life forms.
Answer:
sea floor spreading occurs at mid ocean ridges