3.Students should be able to cite the peppered moth as an example of natural selection as a result of environmental change. Sequence of Teaching Procedures 1.Look at root word of evolution- evolve. Knowing the definition of evolve, construct a definition for evolution. 2.Go through the outline of the natural selection theory. There is variation within populations.
Some variations are favorable.
More young are produced in each generation than can survive. Those that survive and reproduce are those with favorable variations. Discuss some variations, which ones are favorable, and why they are favorable. Discuss the importance of the high number of offspring produced in each generation. Explain that if you do not survive, you cannot pass your genes to your offspring.