Natural selection and Punctuated equilibrium

Natural selection noun - A natural process resulting in the evolution of organisms best adapted to the environment.

Punctuated equilibrium and natural selection are semantically related In some cases you can use "Punctuated equilibrium" instead a noun phrase "Natural selection".

Punctuated equilibrium noun - A theory of evolution holding that evolutionary change in the fossil record came in fits and starts rather than in a steady process of slow change.

Natural selection and punctuated equilibrium are semantically related in theory of evolution topic. You can use "Natural selection" instead a noun phrase "Punctuated equilibrium".