Is the body mass evolution in horses an example of microevolution changes or macroevolution? Explain your answer by citing examples of both micro and macro evolution.

This scale of evolution occurs above the level of the species. Fossils provide evidence for evolution at this scale. The evolution of the horse family. Micro evolution is evolutionary change within a species or small group of organisms, especially over a short period. And Macro evolution is major evolutionary change. The term applies mainly to the evolution of whole taxonomic groups over long periods of time.

Explanation:

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.