According to Darwin’s theory of evolution, in which order do the steps of natural selection happen? Some members of a population survive and reproduce, their environment or location changes, and favorable traits are passed on to offspring. A population’s environment or location changes, some members survive and reproduce, and favorable traits are passed on to offspring. Favorable traits are passed on to offspring in a population, some members survive and reproduce, and the environment or location changes. Some members of a population survive and reproduce, favorable traits are passed on to offspring, and their environment or location changes.