When referring to evolution, the first requirement in order for evolution to occur is Mutations Genetic Variation Natural Selection Speciation( Mutations, Genetic Variation, Natural Selection, Speciation ).

In the Rocket Pocket Mouse activity, you learned that Natural Selection Mutations Speciation( Natural Selection, Mutations, Speciation ) is NOT random. You then examined that the black fur color was due to Natural Selection Mutations Speciation( Natural Selection, Mutations, Speciation ) in the Mc1r gene which is random.