Question

evolution of a species acts on the ✔ population of the species, not the ✔ individuals. complete is the formation of a new species from an existing species and can occur in two phases. done ✔

Explanation:

The question is about the formation of a new species from an existing one, which is a concept in Biology (a subfield of Natural Science). The term for this process is "Speciation". Speciation occurs when a population of a species evolves to the point where it becomes a distinct species, and it can happen in phases like allopatric or sympatric speciation.

Answer:

Speciation