NSES Content Standard C Life Science: Biological evolution Grades 9-12, page 185
The millions of different species of plants, animals, and microorganisms
that live on earth today are related by descent from common ancestors.
Benchmark 5F The Living Environment:
Evolution of Life Grades 9-12, page 125
The basic idea of biological evolution is that the earth's present-day
species developed from earlier, distinctly different species.