Match the description with the correct term. the idea that different mating calls of birds used during mating season has led to different species of birds two populations become reproductively isolated (can no longer reproduce successfully) a common ancestor diversifies and the various species all have different adaptations organisms that have a common ancestry but develop body parts that perform different functions  the idea that inherent variation in a population allows for certain traits to be selected for and carried on to future generations of the population experiencing an environmental pressure a model suggesting the gradual change of a species in a linear fashion to form distinct species 1. biological barrier to reproduction 2. theory of natural selection 3. adaptive radiation 4. homologous structures 5. speciation

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Human Evolution

Human evolution is the process of evolution of humans from early man to anatomically modern humans. The process of evolution in humans leads to the gradual development of traits like bipedalism. Humans are the highly social animals that make them the most advanced animal on Earth.  Human evolution is an outcome of interaction among the following processes: