Speciation How new species originate. Speciation (a.k.a macroevolution) There are two patterns of speciation as evidenced by the fossil record –Anagenesis.
Virginia Opossum Order: Marsupialia Family name: Didelphidae scientific name: Didelphis virginiana.
The Origin of Species AP Biology Chapter 24. Objectives Distinguish between prezygotic and postzygotic isolating mechanisms. Recognize and differentiate.
The Evolution of New Species How did we get here and where are we going?
Macroevolution. Microevolution refers to the changes in the allele frequency within a population. Macroevolution refers to dramatic biological changes.
The Process of Speciation What is Speciation? The formation of a new species Species: a group of organisms that can breed with one another and produce.
Semester 2, Day 12
