Question

What does the principle of descent with modification imply?

Answer 1

The principle of descent with modification implies that each living species leave with revisions or differences from other groups over time. This is an example of the idea of Charles Darwin in which each traits will be passed by parents to offsprings  which is called heredity.

Answer 2

The principle of descent with modification implies that each living species has disembarked, with revisions or differences from other groups over time.
It the transition of traits from parent to offspring, and this view is one of the fundamental ideas behind Charles Darwin's theory of evolution.