Chapter 7 Sections 2 and 3. Section 2 How Does Evolution Occur? In the early 1800’s scientists figured out that the Earth is older than previously thought.
CH. 15. Ch. 15.1 – DARWIN’S THEORY OF EVOLUTION BY NATURAL SELECTION MAIN IDEA – Charles Darwin developed a theory of evolution based on natural selection.
Lecture 18 Charles Darwin. Evolutionary predecessors Over the years before Darwin, many biologists attempted to solve the mystery of the “species question.”
Natural Selection (Environmental) vs. Selective Breeding (Human Influences)
Lecture 18
6Evolution I
EVOLUTION
